Home / 12,962.38-19,448.13-6,393.18

Finding the Fourth Proportional to 12,962.38, 19,448.13 and 6,393.18

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Solution

The fourth proportional to 12,962.38, 19,448.13 and 6,393.18 is: 9,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962.38 : 19,448.13 = 6,393.18 : x
  2. Step 2: Convert to fraction form
    12,962.38/19,448.13 = 6,393.18/x
  3. Step 3: Cross multiply
    12,962.38x = 19,448.13 × 6,393.18
  4. Step 4: Simplify right side
    12,962.38x = 124,335,363.79
  5. Step 5: Solve for x
    x = 124,335,363.79/12,962.38
  6. Step 6: Final answer
    x = 9,592.02

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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.