Home / 40,591.86-56,017.92-22,688.88

Finding the Fourth Proportional to 40,591.86, 56,017.92 and 22,688.88

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Solution

The fourth proportional to 40,591.86, 56,017.92 and 22,688.88 is: 31,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,591.86 : 56,017.92 = 22,688.88 : x
  2. Step 2: Convert to fraction form
    40,591.86/56,017.92 = 22,688.88/x
  3. Step 3: Cross multiply
    40,591.86x = 56,017.92 × 22,688.88
  4. Step 4: Simplify right side
    40,591.86x = 1,270,983,864.73
  5. Step 5: Solve for x
    x = 1,270,983,864.73/40,591.86
  6. Step 6: Final answer
    x = 31,311.30

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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.