Home / 32,145.45-44,377.38-20,049.72

Finding the Fourth Proportional to 32,145.45, 44,377.38 and 20,049.72

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Solution

The fourth proportional to 32,145.45, 44,377.38 and 20,049.72 is: 27,679.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,145.45 : 44,377.38 = 20,049.72 : x
  2. Step 2: Convert to fraction form
    32,145.45/44,377.38 = 20,049.72/x
  3. Step 3: Cross multiply
    32,145.45x = 44,377.38 × 20,049.72
  4. Step 4: Simplify right side
    32,145.45x = 889,754,043.33
  5. Step 5: Solve for x
    x = 889,754,043.33/32,145.45
  6. Step 6: Final answer
    x = 27,679.00

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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.