Home / 23,217.66-32,045.04-13,146.12

Finding the Fourth Proportional to 23,217.66, 32,045.04 and 13,146.12

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Solution

The fourth proportional to 23,217.66, 32,045.04 and 13,146.12 is: 18,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,217.66 : 32,045.04 = 13,146.12 : x
  2. Step 2: Convert to fraction form
    23,217.66/32,045.04 = 13,146.12/x
  3. Step 3: Cross multiply
    23,217.66x = 32,045.04 × 13,146.12
  4. Step 4: Simplify right side
    23,217.66x = 421,267,941.24
  5. Step 5: Solve for x
    x = 421,267,941.24/23,217.66
  6. Step 6: Final answer
    x = 18,144.29

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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.