Home / 23,207.14-32,020.36-13,135.58

Finding the Fourth Proportional to 23,207.14, 32,020.36 and 13,135.58

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Solution

The fourth proportional to 23,207.14, 32,020.36 and 13,135.58 is: 18,123.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,207.14 : 32,020.36 = 13,135.58 : x
  2. Step 2: Convert to fraction form
    23,207.14/32,020.36 = 13,135.58/x
  3. Step 3: Cross multiply
    23,207.14x = 32,020.36 × 13,135.58
  4. Step 4: Simplify right side
    23,207.14x = 420,606,000.41
  5. Step 5: Solve for x
    x = 420,606,000.41/23,207.14
  6. Step 6: Final answer
    x = 18,123.99

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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.