Home / 40,325.31-55,645.76-22,419.22

Finding the Fourth Proportional to 40,325.31, 55,645.76 and 22,419.22

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Solution

The fourth proportional to 40,325.31, 55,645.76 and 22,419.22 is: 30,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,325.31 : 55,645.76 = 22,419.22 : x
  2. Step 2: Convert to fraction form
    40,325.31/55,645.76 = 22,419.22/x
  3. Step 3: Cross multiply
    40,325.31x = 55,645.76 × 22,419.22
  4. Step 4: Simplify right side
    40,325.31x = 1,247,534,423.41
  5. Step 5: Solve for x
    x = 1,247,534,423.41/40,325.31
  6. Step 6: Final answer
    x = 30,936.76

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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.