Home / 52,531.31-72,491.77-28,657.97

Finding the Fourth Proportional to 52,531.31, 72,491.77 and 28,657.97

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Solution

The fourth proportional to 52,531.31, 72,491.77 and 28,657.97 is: 39,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,531.31 : 72,491.77 = 28,657.97 : x
  2. Step 2: Convert to fraction form
    52,531.31/72,491.77 = 28,657.97/x
  3. Step 3: Cross multiply
    52,531.31x = 72,491.77 × 28,657.97
  4. Step 4: Simplify right side
    52,531.31x = 2,077,467,242.28
  5. Step 5: Solve for x
    x = 2,077,467,242.28/52,531.31
  6. Step 6: Final answer
    x = 39,547.22

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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.