Home / 29,309.40-43,987.68-15,273.72

Finding the Fourth Proportional to 29,309.40, 43,987.68 and 15,273.72

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Solution

The fourth proportional to 29,309.40, 43,987.68 and 15,273.72 is: 22,922.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,309.40 : 43,987.68 = 15,273.72 : x
  2. Step 2: Convert to fraction form
    29,309.40/43,987.68 = 15,273.72/x
  3. Step 3: Cross multiply
    29,309.40x = 43,987.68 × 15,273.72
  4. Step 4: Simplify right side
    29,309.40x = 671,855,507.77
  5. Step 5: Solve for x
    x = 671,855,507.77/29,309.40
  6. Step 6: Final answer
    x = 22,922.87

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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.