Home / 23,279.22-32,125.23-12,668.85

Finding the Fourth Proportional to 23,279.22, 32,125.23 and 12,668.85

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Solution

The fourth proportional to 23,279.22, 32,125.23 and 12,668.85 is: 17,482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.22 : 32,125.23 = 12,668.85 : x
  2. Step 2: Convert to fraction form
    23,279.22/32,125.23 = 12,668.85/x
  3. Step 3: Cross multiply
    23,279.22x = 32,125.23 × 12,668.85
  4. Step 4: Simplify right side
    23,279.22x = 406,989,720.09
  5. Step 5: Solve for x
    x = 406,989,720.09/23,279.22
  6. Step 6: Final answer
    x = 17,482.96

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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.