Home / 40,324.77-55,647.46-22,419.39

Finding the Fourth Proportional to 40,324.77, 55,647.46 and 22,419.39

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Solution

The fourth proportional to 40,324.77, 55,647.46 and 22,419.39 is: 30,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,324.77 : 55,647.46 = 22,419.39 : x
  2. Step 2: Convert to fraction form
    40,324.77/55,647.46 = 22,419.39/x
  3. Step 3: Cross multiply
    40,324.77x = 55,647.46 × 22,419.39
  4. Step 4: Simplify right side
    40,324.77x = 1,247,581,717.92
  5. Step 5: Solve for x
    x = 1,247,581,717.92/40,324.77
  6. Step 6: Final answer
    x = 30,938.35

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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.