Home / 40,359.87-55,690.20-22,454.82

Finding the Fourth Proportional to 40,359.87, 55,690.20 and 22,454.82

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Solution

The fourth proportional to 40,359.87, 55,690.20 and 22,454.82 is: 30,984.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,359.87 : 55,690.20 = 22,454.82 : x
  2. Step 2: Convert to fraction form
    40,359.87/55,690.20 = 22,454.82/x
  3. Step 3: Cross multiply
    40,359.87x = 55,690.20 × 22,454.82
  4. Step 4: Simplify right side
    40,359.87x = 1,250,513,416.76
  5. Step 5: Solve for x
    x = 1,250,513,416.76/40,359.87
  6. Step 6: Final answer
    x = 30,984.08

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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.