Home / 40,618.80-56,053.56-22,713.60

Finding the Fourth Proportional to 40,618.80, 56,053.56 and 22,713.60

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Solution

The fourth proportional to 40,618.80, 56,053.56 and 22,713.60 is: 31,344.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,618.80 : 56,053.56 = 22,713.60 : x
  2. Step 2: Convert to fraction form
    40,618.80/56,053.56 = 22,713.60/x
  3. Step 3: Cross multiply
    40,618.80x = 56,053.56 × 22,713.60
  4. Step 4: Simplify right side
    40,618.80x = 1,273,178,140.42
  5. Step 5: Solve for x
    x = 1,273,178,140.42/40,618.80
  6. Step 6: Final answer
    x = 31,344.55

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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.