Home / 18,112.42-24,995.14-10,154.66

Finding the Fourth Proportional to 18,112.42, 24,995.14 and 10,154.66

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Solution

The fourth proportional to 18,112.42, 24,995.14 and 10,154.66 is: 14,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.42 : 24,995.14 = 10,154.66 : x
  2. Step 2: Convert to fraction form
    18,112.42/24,995.14 = 10,154.66/x
  3. Step 3: Cross multiply
    18,112.42x = 24,995.14 × 10,154.66
  4. Step 4: Simplify right side
    18,112.42x = 253,817,148.35
  5. Step 5: Solve for x
    x = 253,817,148.35/18,112.42
  6. Step 6: Final answer
    x = 14,013.43

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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.