Home / 18,285.17-25,233.41-10,328.95

Finding the Fourth Proportional to 18,285.17, 25,233.41 and 10,328.95

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Solution

The fourth proportional to 18,285.17, 25,233.41 and 10,328.95 is: 14,253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,285.17 : 25,233.41 = 10,328.95 : x
  2. Step 2: Convert to fraction form
    18,285.17/25,233.41 = 10,328.95/x
  3. Step 3: Cross multiply
    18,285.17x = 25,233.41 × 10,328.95
  4. Step 4: Simplify right side
    18,285.17x = 260,634,452.41
  5. Step 5: Solve for x
    x = 260,634,452.41/18,285.17
  6. Step 6: Final answer
    x = 14,253.87

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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.