Home / 29,909.48-44,892-15,128.84

Finding the Fourth Proportional to 29,909.48, 44,892 and 15,128.84

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Solution

The fourth proportional to 29,909.48, 44,892 and 15,128.84 is: 22,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,909.48 : 44,892 = 15,128.84 : x
  2. Step 2: Convert to fraction form
    29,909.48/44,892 = 15,128.84/x
  3. Step 3: Cross multiply
    29,909.48x = 44,892 × 15,128.84
  4. Step 4: Simplify right side
    29,909.48x = 679,163,885.28
  5. Step 5: Solve for x
    x = 679,163,885.28/29,909.48
  6. Step 6: Final answer
    x = 22,707.31

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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.