Home / 16,439.76-24,503.46-15,505.74

Finding the Fourth Proportional to 16,439.76, 24,503.46 and 15,505.74

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Solution

The fourth proportional to 16,439.76, 24,503.46 and 15,505.74 is: 23,111.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.76 : 24,503.46 = 15,505.74 : x
  2. Step 2: Convert to fraction form
    16,439.76/24,503.46 = 15,505.74/x
  3. Step 3: Cross multiply
    16,439.76x = 24,503.46 × 15,505.74
  4. Step 4: Simplify right side
    16,439.76x = 379,944,279.86
  5. Step 5: Solve for x
    x = 379,944,279.86/16,439.76
  6. Step 6: Final answer
    x = 23,111.30

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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.