Home / 24,729.04-34,126.18-13,398.56

Finding the Fourth Proportional to 24,729.04, 34,126.18 and 13,398.56

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Solution

The fourth proportional to 24,729.04, 34,126.18 and 13,398.56 is: 18,490.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,729.04 : 34,126.18 = 13,398.56 : x
  2. Step 2: Convert to fraction form
    24,729.04/34,126.18 = 13,398.56/x
  3. Step 3: Cross multiply
    24,729.04x = 34,126.18 × 13,398.56
  4. Step 4: Simplify right side
    24,729.04x = 457,241,670.30
  5. Step 5: Solve for x
    x = 457,241,670.30/24,729.04
  6. Step 6: Final answer
    x = 18,490.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.