Home / 12,743.98-19,098.16-10,860.04

Finding the Fourth Proportional to 12,743.98, 19,098.16 and 10,860.04

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Solution

The fourth proportional to 12,743.98, 19,098.16 and 10,860.04 is: 16,274.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743.98 : 19,098.16 = 10,860.04 : x
  2. Step 2: Convert to fraction form
    12,743.98/19,098.16 = 10,860.04/x
  3. Step 3: Cross multiply
    12,743.98x = 19,098.16 × 10,860.04
  4. Step 4: Simplify right side
    12,743.98x = 207,406,781.53
  5. Step 5: Solve for x
    x = 207,406,781.53/12,743.98
  6. Step 6: Final answer
    x = 16,274.88

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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.