Home / 18,436.17-25,442.52-10,371.24

Finding the Fourth Proportional to 18,436.17, 25,442.52 and 10,371.24

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Solution

The fourth proportional to 18,436.17, 25,442.52 and 10,371.24 is: 14,312.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436.17 : 25,442.52 = 10,371.24 : x
  2. Step 2: Convert to fraction form
    18,436.17/25,442.52 = 10,371.24/x
  3. Step 3: Cross multiply
    18,436.17x = 25,442.52 × 10,371.24
  4. Step 4: Simplify right side
    18,436.17x = 263,870,481.12
  5. Step 5: Solve for x
    x = 263,870,481.12/18,436.17
  6. Step 6: Final answer
    x = 14,312.65

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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.