Home / 18,444.72-25,453.44-10,377.76

Finding the Fourth Proportional to 18,444.72, 25,453.44 and 10,377.76

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Solution

The fourth proportional to 18,444.72, 25,453.44 and 10,377.76 is: 14,321.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.72 : 25,453.44 = 10,377.76 : x
  2. Step 2: Convert to fraction form
    18,444.72/25,453.44 = 10,377.76/x
  3. Step 3: Cross multiply
    18,444.72x = 25,453.44 × 10,377.76
  4. Step 4: Simplify right side
    18,444.72x = 264,149,691.49
  5. Step 5: Solve for x
    x = 264,149,691.49/18,444.72
  6. Step 6: Final answer
    x = 14,321.15

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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.