Home / 23,218.65-32,041.14-13,149.57

Finding the Fourth Proportional to 23,218.65, 32,041.14 and 13,149.57

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Solution

The fourth proportional to 23,218.65, 32,041.14 and 13,149.57 is: 18,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.65 : 32,041.14 = 13,149.57 : x
  2. Step 2: Convert to fraction form
    23,218.65/32,041.14 = 13,149.57/x
  3. Step 3: Cross multiply
    23,218.65x = 32,041.14 × 13,149.57
  4. Step 4: Simplify right side
    23,218.65x = 421,327,124.76
  5. Step 5: Solve for x
    x = 421,327,124.76/23,218.65
  6. Step 6: Final answer
    x = 18,146.06

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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.