Home / 20,270.18-30,397.52-9,737.27

Finding the Fourth Proportional to 20,270.18, 30,397.52 and 9,737.27

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Solution

The fourth proportional to 20,270.18, 30,397.52 and 9,737.27 is: 14,602.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,270.18 : 30,397.52 = 9,737.27 : x
  2. Step 2: Convert to fraction form
    20,270.18/30,397.52 = 9,737.27/x
  3. Step 3: Cross multiply
    20,270.18x = 30,397.52 × 9,737.27
  4. Step 4: Simplify right side
    20,270.18x = 295,988,658.90
  5. Step 5: Solve for x
    x = 295,988,658.90/20,270.18
  6. Step 6: Final answer
    x = 14,602.18

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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.