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Finding the Fourth Proportional to 18,014.64, 24,862.70 and 10,057.38

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Solution

The fourth proportional to 18,014.64, 24,862.70 and 10,057.38 is: 13,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,014.64 : 24,862.70 = 10,057.38 : x
  2. Step 2: Convert to fraction form
    18,014.64/24,862.70 = 10,057.38/x
  3. Step 3: Cross multiply
    18,014.64x = 24,862.70 × 10,057.38
  4. Step 4: Simplify right side
    18,014.64x = 250,053,621.73
  5. Step 5: Solve for x
    x = 250,053,621.73/18,014.64
  6. Step 6: Final answer
    x = 13,880.58

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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.