Home / 23,279.14-32,125.88-12,669.44

Finding the Fourth Proportional to 23,279.14, 32,125.88 and 12,669.44

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Solution

The fourth proportional to 23,279.14, 32,125.88 and 12,669.44 is: 17,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.14 : 32,125.88 = 12,669.44 : x
  2. Step 2: Convert to fraction form
    23,279.14/32,125.88 = 12,669.44/x
  3. Step 3: Cross multiply
    23,279.14x = 32,125.88 × 12,669.44
  4. Step 4: Simplify right side
    23,279.14x = 407,017,021.10
  5. Step 5: Solve for x
    x = 407,017,021.10/23,279.14
  6. Step 6: Final answer
    x = 17,484.20

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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.