Home / 23,270.72-34,737.20-21,536.08

Finding the Fourth Proportional to 23,270.72, 34,737.20 and 21,536.08

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Solution

The fourth proportional to 23,270.72, 34,737.20 and 21,536.08 is: 32,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,270.72 : 34,737.20 = 21,536.08 : x
  2. Step 2: Convert to fraction form
    23,270.72/34,737.20 = 21,536.08/x
  3. Step 3: Cross multiply
    23,270.72x = 34,737.20 × 21,536.08
  4. Step 4: Simplify right side
    23,270.72x = 748,103,118.18
  5. Step 5: Solve for x
    x = 748,103,118.18/23,270.72
  6. Step 6: Final answer
    x = 32,147.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.