Home / 45,265.19-62,488.44-28,278.86

Finding the Fourth Proportional to 45,265.19, 62,488.44 and 28,278.86

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Solution

The fourth proportional to 45,265.19, 62,488.44 and 28,278.86 is: 39,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,265.19 : 62,488.44 = 28,278.86 : x
  2. Step 2: Convert to fraction form
    45,265.19/62,488.44 = 28,278.86/x
  3. Step 3: Cross multiply
    45,265.19x = 62,488.44 × 28,278.86
  4. Step 4: Simplify right side
    45,265.19x = 1,767,101,533.94
  5. Step 5: Solve for x
    x = 1,767,101,533.94/45,265.19
  6. Step 6: Final answer
    x = 39,038.87

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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.