Home / 40,474.80-55,848.51-22,569.30

Finding the Fourth Proportional to 40,474.80, 55,848.51 and 22,569.30

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Solution

The fourth proportional to 40,474.80, 55,848.51 and 22,569.30 is: 31,141.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,474.80 : 55,848.51 = 22,569.30 : x
  2. Step 2: Convert to fraction form
    40,474.80/55,848.51 = 22,569.30/x
  3. Step 3: Cross multiply
    40,474.80x = 55,848.51 × 22,569.30
  4. Step 4: Simplify right side
    40,474.80x = 1,260,461,776.74
  5. Step 5: Solve for x
    x = 1,260,461,776.74/40,474.80
  6. Step 6: Final answer
    x = 31,141.89

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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.