Home / 40,894.40-56,429.97-22,742.18

Finding the Fourth Proportional to 40,894.40, 56,429.97 and 22,742.18

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Solution

The fourth proportional to 40,894.40, 56,429.97 and 22,742.18 is: 31,381.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,894.40 : 56,429.97 = 22,742.18 : x
  2. Step 2: Convert to fraction form
    40,894.40/56,429.97 = 22,742.18/x
  3. Step 3: Cross multiply
    40,894.40x = 56,429.97 × 22,742.18
  4. Step 4: Simplify right side
    40,894.40x = 1,283,340,824.66
  5. Step 5: Solve for x
    x = 1,283,340,824.66/40,894.40
  6. Step 6: Final answer
    x = 31,381.82

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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.