Home / 36,737.76-55,061.28-16,989.12

Finding the Fourth Proportional to 36,737.76, 55,061.28 and 16,989.12

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Solution

The fourth proportional to 36,737.76, 55,061.28 and 16,989.12 is: 25,462.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,737.76 : 55,061.28 = 16,989.12 : x
  2. Step 2: Convert to fraction form
    36,737.76/55,061.28 = 16,989.12/x
  3. Step 3: Cross multiply
    36,737.76x = 55,061.28 × 16,989.12
  4. Step 4: Simplify right side
    36,737.76x = 935,442,693.27
  5. Step 5: Solve for x
    x = 935,442,693.27/36,737.76
  6. Step 6: Final answer
    x = 25,462.70

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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.