Home / 40,707.18-56,179.40-22,805.87

Finding the Fourth Proportional to 40,707.18, 56,179.40 and 22,805.87

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Solution

The fourth proportional to 40,707.18, 56,179.40 and 22,805.87 is: 31,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,707.18 : 56,179.40 = 22,805.87 : x
  2. Step 2: Convert to fraction form
    40,707.18/56,179.40 = 22,805.87/x
  3. Step 3: Cross multiply
    40,707.18x = 56,179.40 × 22,805.87
  4. Step 4: Simplify right side
    40,707.18x = 1,281,219,698.15
  5. Step 5: Solve for x
    x = 1,281,219,698.15/40,707.18
  6. Step 6: Final answer
    x = 31,474.05

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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.