Home / 23,355.13-32,230.17-12,745

Finding the Fourth Proportional to 23,355.13, 32,230.17 and 12,745

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Solution

The fourth proportional to 23,355.13, 32,230.17 and 12,745 is: 17,588.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,355.13 : 32,230.17 = 12,745 : x
  2. Step 2: Convert to fraction form
    23,355.13/32,230.17 = 12,745/x
  3. Step 3: Cross multiply
    23,355.13x = 32,230.17 × 12,745
  4. Step 4: Simplify right side
    23,355.13x = 410,773,516.65
  5. Step 5: Solve for x
    x = 410,773,516.65/23,355.13
  6. Step 6: Final answer
    x = 17,588.15

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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.