Home / 18,461.28-25,474.17-10,393.92

Finding the Fourth Proportional to 18,461.28, 25,474.17 and 10,393.92

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Solution

The fourth proportional to 18,461.28, 25,474.17 and 10,393.92 is: 14,342.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461.28 : 25,474.17 = 10,393.92 : x
  2. Step 2: Convert to fraction form
    18,461.28/25,474.17 = 10,393.92/x
  3. Step 3: Cross multiply
    18,461.28x = 25,474.17 × 10,393.92
  4. Step 4: Simplify right side
    18,461.28x = 264,776,485.05
  5. Step 5: Solve for x
    x = 264,776,485.05/18,461.28
  6. Step 6: Final answer
    x = 14,342.26

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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.