Home / 40,281.60-55,597.50-22,382.76

Finding the Fourth Proportional to 40,281.60, 55,597.50 and 22,382.76

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Solution

The fourth proportional to 40,281.60, 55,597.50 and 22,382.76 is: 30,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.60 : 55,597.50 = 22,382.76 : x
  2. Step 2: Convert to fraction form
    40,281.60/55,597.50 = 22,382.76/x
  3. Step 3: Cross multiply
    40,281.60x = 55,597.50 × 22,382.76
  4. Step 4: Simplify right side
    40,281.60x = 1,244,425,499.10
  5. Step 5: Solve for x
    x = 1,244,425,499.10/40,281.60
  6. Step 6: Final answer
    x = 30,893.15

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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.