Home / 42,069.14-63,085.28-15,755.42

Finding the Fourth Proportional to 42,069.14, 63,085.28 and 15,755.42

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Solution

The fourth proportional to 42,069.14, 63,085.28 and 15,755.42 is: 23,626.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,069.14 : 63,085.28 = 15,755.42 : x
  2. Step 2: Convert to fraction form
    42,069.14/63,085.28 = 15,755.42/x
  3. Step 3: Cross multiply
    42,069.14x = 63,085.28 × 15,755.42
  4. Step 4: Simplify right side
    42,069.14x = 993,934,688.01
  5. Step 5: Solve for x
    x = 993,934,688.01/42,069.14
  6. Step 6: Final answer
    x = 23,626.22

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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.