Home / 18,253.20-25,188.40-10,294.95

Finding the Fourth Proportional to 18,253.20, 25,188.40 and 10,294.95

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Solution

The fourth proportional to 18,253.20, 25,188.40 and 10,294.95 is: 14,206.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.20 : 25,188.40 = 10,294.95 : x
  2. Step 2: Convert to fraction form
    18,253.20/25,188.40 = 10,294.95/x
  3. Step 3: Cross multiply
    18,253.20x = 25,188.40 × 10,294.95
  4. Step 4: Simplify right side
    18,253.20x = 259,313,318.58
  5. Step 5: Solve for x
    x = 259,313,318.58/18,253.20
  6. Step 6: Final answer
    x = 14,206.46

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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.