Home / 40,377.64-55,720.58-22,472.64

Finding the Fourth Proportional to 40,377.64, 55,720.58 and 22,472.64

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Solution

The fourth proportional to 40,377.64, 55,720.58 and 22,472.64 is: 31,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,377.64 : 55,720.58 = 22,472.64 : x
  2. Step 2: Convert to fraction form
    40,377.64/55,720.58 = 22,472.64/x
  3. Step 3: Cross multiply
    40,377.64x = 55,720.58 × 22,472.64
  4. Step 4: Simplify right side
    40,377.64x = 1,252,188,591.11
  5. Step 5: Solve for x
    x = 1,252,188,591.11/40,377.64
  6. Step 6: Final answer
    x = 31,011.93

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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.