Home / 16,217.78-24,326.70-5,124.20

Finding the Fourth Proportional to 16,217.78, 24,326.70 and 5,124.20

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Solution

The fourth proportional to 16,217.78, 24,326.70 and 5,124.20 is: 7,686.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217.78 : 24,326.70 = 5,124.20 : x
  2. Step 2: Convert to fraction form
    16,217.78/24,326.70 = 5,124.20/x
  3. Step 3: Cross multiply
    16,217.78x = 24,326.70 × 5,124.20
  4. Step 4: Simplify right side
    16,217.78x = 124,654,876.14
  5. Step 5: Solve for x
    x = 124,654,876.14/16,217.78
  6. Step 6: Final answer
    x = 7,686.31

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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.