Home / 40,479.68-55,859.52-22,573.76

Finding the Fourth Proportional to 40,479.68, 55,859.52 and 22,573.76

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Solution

The fourth proportional to 40,479.68, 55,859.52 and 22,573.76 is: 31,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,479.68 : 55,859.52 = 22,573.76 : x
  2. Step 2: Convert to fraction form
    40,479.68/55,859.52 = 22,573.76/x
  3. Step 3: Cross multiply
    40,479.68x = 55,859.52 × 22,573.76
  4. Step 4: Simplify right side
    40,479.68x = 1,260,959,398.20
  5. Step 5: Solve for x
    x = 1,260,959,398.20/40,479.68
  6. Step 6: Final answer
    x = 31,150.43

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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.