Home / 52,581.10-72,562.16-28,708.32

Finding the Fourth Proportional to 52,581.10, 72,562.16 and 28,708.32

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Solution

The fourth proportional to 52,581.10, 72,562.16 and 28,708.32 is: 39,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,581.10 : 72,562.16 = 28,708.32 : x
  2. Step 2: Convert to fraction form
    52,581.10/72,562.16 = 28,708.32/x
  3. Step 3: Cross multiply
    52,581.10x = 72,562.16 × 28,708.32
  4. Step 4: Simplify right side
    52,581.10x = 2,083,137,709.17
  5. Step 5: Solve for x
    x = 2,083,137,709.17/52,581.10
  6. Step 6: Final answer
    x = 39,617.61

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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.