Home / 22,930.91-34,396.37-15,137.90

Finding the Fourth Proportional to 22,930.91, 34,396.37 and 15,137.90

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Solution

The fourth proportional to 22,930.91, 34,396.37 and 15,137.90 is: 22,706.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.91 : 34,396.37 = 15,137.90 : x
  2. Step 2: Convert to fraction form
    22,930.91/34,396.37 = 15,137.90/x
  3. Step 3: Cross multiply
    22,930.91x = 34,396.37 × 15,137.90
  4. Step 4: Simplify right side
    22,930.91x = 520,688,561.75
  5. Step 5: Solve for x
    x = 520,688,561.75/22,930.91
  6. Step 6: Final answer
    x = 22,706.85

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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.