Home / 23,281.92-32,129.73-12,672.24

Finding the Fourth Proportional to 23,281.92, 32,129.73 and 12,672.24

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Solution

The fourth proportional to 23,281.92, 32,129.73 and 12,672.24 is: 17,488.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.92 : 32,129.73 = 12,672.24 : x
  2. Step 2: Convert to fraction form
    23,281.92/32,129.73 = 12,672.24/x
  3. Step 3: Cross multiply
    23,281.92x = 32,129.73 × 12,672.24
  4. Step 4: Simplify right side
    23,281.92x = 407,155,649.70
  5. Step 5: Solve for x
    x = 407,155,649.70/23,281.92
  6. Step 6: Final answer
    x = 17,488.06

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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.