Home / 16,524.18-24,781.01-5,428.28

Finding the Fourth Proportional to 16,524.18, 24,781.01 and 5,428.28

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Solution

The fourth proportional to 16,524.18, 24,781.01 and 5,428.28 is: 8,140.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,524.18 : 24,781.01 = 5,428.28 : x
  2. Step 2: Convert to fraction form
    16,524.18/24,781.01 = 5,428.28/x
  3. Step 3: Cross multiply
    16,524.18x = 24,781.01 × 5,428.28
  4. Step 4: Simplify right side
    16,524.18x = 134,518,295.77
  5. Step 5: Solve for x
    x = 134,518,295.77/16,524.18
  6. Step 6: Final answer
    x = 8,140.69

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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.