Home / 18,134.66-25,025.12-10,177.32

Finding the Fourth Proportional to 18,134.66, 25,025.12 and 10,177.32

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Solution

The fourth proportional to 18,134.66, 25,025.12 and 10,177.32 is: 14,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134.66 : 25,025.12 = 10,177.32 : x
  2. Step 2: Convert to fraction form
    18,134.66/25,025.12 = 10,177.32/x
  3. Step 3: Cross multiply
    18,134.66x = 25,025.12 × 10,177.32
  4. Step 4: Simplify right side
    18,134.66x = 254,688,654.28
  5. Step 5: Solve for x
    x = 254,688,654.28/18,134.66
  6. Step 6: Final answer
    x = 14,044.30

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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.