Home / 16,543.71-24,818.64-5,453.56

Finding the Fourth Proportional to 16,543.71, 24,818.64 and 5,453.56

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Solution

The fourth proportional to 16,543.71, 24,818.64 and 5,453.56 is: 8,181.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,543.71 : 24,818.64 = 5,453.56 : x
  2. Step 2: Convert to fraction form
    16,543.71/24,818.64 = 5,453.56/x
  3. Step 3: Cross multiply
    16,543.71x = 24,818.64 × 5,453.56
  4. Step 4: Simplify right side
    16,543.71x = 135,349,952.93
  5. Step 5: Solve for x
    x = 135,349,952.93/16,543.71
  6. Step 6: Final answer
    x = 8,181.35

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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.