Home / 40,478.76-55,860.51-22,573.29

Finding the Fourth Proportional to 40,478.76, 55,860.51 and 22,573.29

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Solution

The fourth proportional to 40,478.76, 55,860.51 and 22,573.29 is: 31,151.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,478.76 : 55,860.51 = 22,573.29 : x
  2. Step 2: Convert to fraction form
    40,478.76/55,860.51 = 22,573.29/x
  3. Step 3: Cross multiply
    40,478.76x = 55,860.51 × 22,573.29
  4. Step 4: Simplify right side
    40,478.76x = 1,260,955,491.78
  5. Step 5: Solve for x
    x = 1,260,955,491.78/40,478.76
  6. Step 6: Final answer
    x = 31,151.04

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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.