Home / 45,004.83-67,506.41-13,436.33

Finding the Fourth Proportional to 45,004.83, 67,506.41 and 13,436.33

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Solution

The fourth proportional to 45,004.83, 67,506.41 and 13,436.33 is: 20,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,004.83 : 67,506.41 = 13,436.33 : x
  2. Step 2: Convert to fraction form
    45,004.83/67,506.41 = 13,436.33/x
  3. Step 3: Cross multiply
    45,004.83x = 67,506.41 × 13,436.33
  4. Step 4: Simplify right side
    45,004.83x = 907,037,997.16
  5. Step 5: Solve for x
    x = 907,037,997.16/45,004.83
  6. Step 6: Final answer
    x = 20,154.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.