Home / 39,929.31-59,935.49-29,411.21

Finding the Fourth Proportional to 39,929.31, 59,935.49 and 29,411.21

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Solution

The fourth proportional to 39,929.31, 59,935.49 and 29,411.21 is: 44,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.31 : 59,935.49 = 29,411.21 : x
  2. Step 2: Convert to fraction form
    39,929.31/59,935.49 = 29,411.21/x
  3. Step 3: Cross multiply
    39,929.31x = 59,935.49 × 29,411.21
  4. Step 4: Simplify right side
    39,929.31x = 1,762,774,836.11
  5. Step 5: Solve for x
    x = 1,762,774,836.11/39,929.31
  6. Step 6: Final answer
    x = 44,147.39

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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.