Home / 45,037.89-62,154.27-28,052.19

Finding the Fourth Proportional to 45,037.89, 62,154.27 and 28,052.19

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Solution

The fourth proportional to 45,037.89, 62,154.27 and 28,052.19 is: 38,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,037.89 : 62,154.27 = 28,052.19 : x
  2. Step 2: Convert to fraction form
    45,037.89/62,154.27 = 28,052.19/x
  3. Step 3: Cross multiply
    45,037.89x = 62,154.27 × 28,052.19
  4. Step 4: Simplify right side
    45,037.89x = 1,743,563,391.35
  5. Step 5: Solve for x
    x = 1,743,563,391.35/45,037.89
  6. Step 6: Final answer
    x = 38,713.26

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Half scale
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Double scale
Find fourth proportional to 45,038.89, 62,155.65 and 28,053.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.