Home / 18,288.17-25,237.54-10,331.95

Finding the Fourth Proportional to 18,288.17, 25,237.54 and 10,331.95

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Solution

The fourth proportional to 18,288.17, 25,237.54 and 10,331.95 is: 14,258.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,288.17 : 25,237.54 = 10,331.95 : x
  2. Step 2: Convert to fraction form
    18,288.17/25,237.54 = 10,331.95/x
  3. Step 3: Cross multiply
    18,288.17x = 25,237.54 × 10,331.95
  4. Step 4: Simplify right side
    18,288.17x = 260,753,001.40
  5. Step 5: Solve for x
    x = 260,753,001.40/18,288.17
  6. Step 6: Final answer
    x = 14,258.01

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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.