Home / 18,588.92-25,653.15-10,631.88

Finding the Fourth Proportional to 18,588.92, 25,653.15 and 10,631.88

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Solution

The fourth proportional to 18,588.92, 25,653.15 and 10,631.88 is: 14,672.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.92 : 25,653.15 = 10,631.88 : x
  2. Step 2: Convert to fraction form
    18,588.92/25,653.15 = 10,631.88/x
  3. Step 3: Cross multiply
    18,588.92x = 25,653.15 × 10,631.88
  4. Step 4: Simplify right side
    18,588.92x = 272,741,212.42
  5. Step 5: Solve for x
    x = 272,741,212.42/18,588.92
  6. Step 6: Final answer
    x = 14,672.25

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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.