Home / 16,543.28-24,770.66-13,918.88

Finding the Fourth Proportional to 16,543.28, 24,770.66 and 13,918.88

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Solution

The fourth proportional to 16,543.28, 24,770.66 and 13,918.88 is: 20,841.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,543.28 : 24,770.66 = 13,918.88 : x
  2. Step 2: Convert to fraction form
    16,543.28/24,770.66 = 13,918.88/x
  3. Step 3: Cross multiply
    16,543.28x = 24,770.66 × 13,918.88
  4. Step 4: Simplify right side
    16,543.28x = 344,779,844.06
  5. Step 5: Solve for x
    x = 344,779,844.06/16,543.28
  6. Step 6: Final answer
    x = 20,841.08

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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.