Home / 23,348.57-32,219.71-13,279.46

Finding the Fourth Proportional to 23,348.57, 32,219.71 and 13,279.46

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Solution

The fourth proportional to 23,348.57, 32,219.71 and 13,279.46 is: 18,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,348.57 : 32,219.71 = 13,279.46 : x
  2. Step 2: Convert to fraction form
    23,348.57/32,219.71 = 13,279.46/x
  3. Step 3: Cross multiply
    23,348.57x = 32,219.71 × 13,279.46
  4. Step 4: Simplify right side
    23,348.57x = 427,860,122.66
  5. Step 5: Solve for x
    x = 427,860,122.66/23,348.57
  6. Step 6: Final answer
    x = 18,324.90

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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.