Home / 40,335.40-55,662.73-22,432.06

Finding the Fourth Proportional to 40,335.40, 55,662.73 and 22,432.06

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Solution

The fourth proportional to 40,335.40, 55,662.73 and 22,432.06 is: 30,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,335.40 : 55,662.73 = 22,432.06 : x
  2. Step 2: Convert to fraction form
    40,335.40/55,662.73 = 22,432.06/x
  3. Step 3: Cross multiply
    40,335.40x = 55,662.73 × 22,432.06
  4. Step 4: Simplify right side
    40,335.40x = 1,248,629,699.12
  5. Step 5: Solve for x
    x = 1,248,629,699.12/40,335.40
  6. Step 6: Final answer
    x = 30,956.17

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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.