Home / 18,232.85-25,166.03-11,875.29

Finding the Fourth Proportional to 18,232.85, 25,166.03 and 11,875.29

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Solution

The fourth proportional to 18,232.85, 25,166.03 and 11,875.29 is: 16,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.85 : 25,166.03 = 11,875.29 : x
  2. Step 2: Convert to fraction form
    18,232.85/25,166.03 = 11,875.29/x
  3. Step 3: Cross multiply
    18,232.85x = 25,166.03 × 11,875.29
  4. Step 4: Simplify right side
    18,232.85x = 298,853,845.02
  5. Step 5: Solve for x
    x = 298,853,845.02/18,232.85
  6. Step 6: Final answer
    x = 16,390.95

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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.