Home / 23,342.40-32,211.24-13,269.45

Finding the Fourth Proportional to 23,342.40, 32,211.24 and 13,269.45

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Solution

The fourth proportional to 23,342.40, 32,211.24 and 13,269.45 is: 18,311.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,342.40 : 32,211.24 = 13,269.45 : x
  2. Step 2: Convert to fraction form
    23,342.40/32,211.24 = 13,269.45/x
  3. Step 3: Cross multiply
    23,342.40x = 32,211.24 × 13,269.45
  4. Step 4: Simplify right side
    23,342.40x = 427,425,438.62
  5. Step 5: Solve for x
    x = 427,425,438.62/23,342.40
  6. Step 6: Final answer
    x = 18,311.12

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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.