Home / 40,146.53-55,402.65-22,241.81

Finding the Fourth Proportional to 40,146.53, 55,402.65 and 22,241.81

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Solution

The fourth proportional to 40,146.53, 55,402.65 and 22,241.81 is: 30,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,146.53 : 55,402.65 = 22,241.81 : x
  2. Step 2: Convert to fraction form
    40,146.53/55,402.65 = 22,241.81/x
  3. Step 3: Cross multiply
    40,146.53x = 55,402.65 × 22,241.81
  4. Step 4: Simplify right side
    40,146.53x = 1,232,255,353.30
  5. Step 5: Solve for x
    x = 1,232,255,353.30/40,146.53
  6. Step 6: Final answer
    x = 30,693.95

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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.