Home / 52,557.90-78,849.33-15,117.13

Finding the Fourth Proportional to 52,557.90, 78,849.33 and 15,117.13

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Solution

The fourth proportional to 52,557.90, 78,849.33 and 15,117.13 is: 22,679.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,557.90 : 78,849.33 = 15,117.13 : x
  2. Step 2: Convert to fraction form
    52,557.90/78,849.33 = 15,117.13/x
  3. Step 3: Cross multiply
    52,557.90x = 78,849.33 × 15,117.13
  4. Step 4: Simplify right side
    52,557.90x = 1,191,975,572.02
  5. Step 5: Solve for x
    x = 1,191,975,572.02/52,557.90
  6. Step 6: Final answer
    x = 22,679.28

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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.