Home / 29,681.12-44,521.68-12,147.04

Finding the Fourth Proportional to 29,681.12, 44,521.68 and 12,147.04

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Solution

The fourth proportional to 29,681.12, 44,521.68 and 12,147.04 is: 18,220.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,681.12 : 44,521.68 = 12,147.04 : x
  2. Step 2: Convert to fraction form
    29,681.12/44,521.68 = 12,147.04/x
  3. Step 3: Cross multiply
    29,681.12x = 44,521.68 × 12,147.04
  4. Step 4: Simplify right side
    29,681.12x = 540,806,627.83
  5. Step 5: Solve for x
    x = 540,806,627.83/29,681.12
  6. Step 6: Final answer
    x = 18,220.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.