Home / 40,333.04-55,660.56-22,428.80

Finding the Fourth Proportional to 40,333.04, 55,660.56 and 22,428.80

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Solution

The fourth proportional to 40,333.04, 55,660.56 and 22,428.80 is: 30,952.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,333.04 : 55,660.56 = 22,428.80 : x
  2. Step 2: Convert to fraction form
    40,333.04/55,660.56 = 22,428.80/x
  3. Step 3: Cross multiply
    40,333.04x = 55,660.56 × 22,428.80
  4. Step 4: Simplify right side
    40,333.04x = 1,248,399,568.13
  5. Step 5: Solve for x
    x = 1,248,399,568.13/40,333.04
  6. Step 6: Final answer
    x = 30,952.28

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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.