Home / 15,127.54-22,705.41-7,737.32

Finding the Fourth Proportional to 15,127.54, 22,705.41 and 7,737.32

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Solution

The fourth proportional to 15,127.54, 22,705.41 and 7,737.32 is: 11,613.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,127.54 : 22,705.41 = 7,737.32 : x
  2. Step 2: Convert to fraction form
    15,127.54/22,705.41 = 7,737.32/x
  3. Step 3: Cross multiply
    15,127.54x = 22,705.41 × 7,737.32
  4. Step 4: Simplify right side
    15,127.54x = 175,679,022.90
  5. Step 5: Solve for x
    x = 175,679,022.90/15,127.54
  6. Step 6: Final answer
    x = 11,613.19

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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.