Home / 39,849.12-59,780.25-14,897.88

Finding the Fourth Proportional to 39,849.12, 59,780.25 and 14,897.88

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Solution

The fourth proportional to 39,849.12, 59,780.25 and 14,897.88 is: 22,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,849.12 : 59,780.25 = 14,897.88 : x
  2. Step 2: Convert to fraction form
    39,849.12/59,780.25 = 14,897.88/x
  3. Step 3: Cross multiply
    39,849.12x = 59,780.25 × 14,897.88
  4. Step 4: Simplify right side
    39,849.12x = 890,598,990.87
  5. Step 5: Solve for x
    x = 890,598,990.87/39,849.12
  6. Step 6: Final answer
    x = 22,349.28

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1.5x scale

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.