Home / 15,657.05-23,489.22-5,127.01

Finding the Fourth Proportional to 15,657.05, 23,489.22 and 5,127.01

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Solution

The fourth proportional to 15,657.05, 23,489.22 and 5,127.01 is: 7,691.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,657.05 : 23,489.22 = 5,127.01 : x
  2. Step 2: Convert to fraction form
    15,657.05/23,489.22 = 5,127.01/x
  3. Step 3: Cross multiply
    15,657.05x = 23,489.22 × 5,127.01
  4. Step 4: Simplify right side
    15,657.05x = 120,429,465.83
  5. Step 5: Solve for x
    x = 120,429,465.83/15,657.05
  6. Step 6: Final answer
    x = 7,691.71

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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.