Home / 15,118.72-22,654.98-6,348.82

Finding the Fourth Proportional to 15,118.72, 22,654.98 and 6,348.82

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Solution

The fourth proportional to 15,118.72, 22,654.98 and 6,348.82 is: 9,513.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.72 : 22,654.98 = 6,348.82 : x
  2. Step 2: Convert to fraction form
    15,118.72/22,654.98 = 6,348.82/x
  3. Step 3: Cross multiply
    15,118.72x = 22,654.98 × 6,348.82
  4. Step 4: Simplify right side
    15,118.72x = 143,832,390.12
  5. Step 5: Solve for x
    x = 143,832,390.12/15,118.72
  6. Step 6: Final answer
    x = 9,513.53

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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.