Home / 18,114.71-24,997.91-10,156.76

Finding the Fourth Proportional to 18,114.71, 24,997.91 and 10,156.76

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Solution

The fourth proportional to 18,114.71, 24,997.91 and 10,156.76 is: 14,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.71 : 24,997.91 = 10,156.76 : x
  2. Step 2: Convert to fraction form
    18,114.71/24,997.91 = 10,156.76/x
  3. Step 3: Cross multiply
    18,114.71x = 24,997.91 × 10,156.76
  4. Step 4: Simplify right side
    18,114.71x = 253,897,596.60
  5. Step 5: Solve for x
    x = 253,897,596.60/18,114.71
  6. Step 6: Final answer
    x = 14,016.10

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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.