Home / 23,279.59-32,115.87-18,223.54

Finding the Fourth Proportional to 23,279.59, 32,115.87 and 18,223.54

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Solution

The fourth proportional to 23,279.59, 32,115.87 and 18,223.54 is: 25,140.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.59 : 32,115.87 = 18,223.54 : x
  2. Step 2: Convert to fraction form
    23,279.59/32,115.87 = 18,223.54/x
  3. Step 3: Cross multiply
    23,279.59x = 32,115.87 × 18,223.54
  4. Step 4: Simplify right side
    23,279.59x = 585,264,841.58
  5. Step 5: Solve for x
    x = 585,264,841.58/23,279.59
  6. Step 6: Final answer
    x = 25,140.69

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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.