Home / 18,432.72-25,437.24-10,049.16

Finding the Fourth Proportional to 18,432.72, 25,437.24 and 10,049.16

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Solution

The fourth proportional to 18,432.72, 25,437.24 and 10,049.16 is: 13,867.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432.72 : 25,437.24 = 10,049.16 : x
  2. Step 2: Convert to fraction form
    18,432.72/25,437.24 = 10,049.16/x
  3. Step 3: Cross multiply
    18,432.72x = 25,437.24 × 10,049.16
  4. Step 4: Simplify right side
    18,432.72x = 255,622,894.72
  5. Step 5: Solve for x
    x = 255,622,894.72/18,432.72
  6. Step 6: Final answer
    x = 13,867.89

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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.