Home / 39,801.04-59,693.88-15,171.28

Finding the Fourth Proportional to 39,801.04, 59,693.88 and 15,171.28

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Solution

The fourth proportional to 39,801.04, 59,693.88 and 15,171.28 is: 22,753.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,801.04 : 59,693.88 = 15,171.28 : x
  2. Step 2: Convert to fraction form
    39,801.04/59,693.88 = 15,171.28/x
  3. Step 3: Cross multiply
    39,801.04x = 59,693.88 × 15,171.28
  4. Step 4: Simplify right side
    39,801.04x = 905,632,567.77
  5. Step 5: Solve for x
    x = 905,632,567.77/39,801.04
  6. Step 6: Final answer
    x = 22,753.99

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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.