Home / 31,355.04-43,254.54-22,843.92

Finding the Fourth Proportional to 31,355.04, 43,254.54 and 22,843.92

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Solution

The fourth proportional to 31,355.04, 43,254.54 and 22,843.92 is: 31,513.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,355.04 : 43,254.54 = 22,843.92 : x
  2. Step 2: Convert to fraction form
    31,355.04/43,254.54 = 22,843.92/x
  3. Step 3: Cross multiply
    31,355.04x = 43,254.54 × 22,843.92
  4. Step 4: Simplify right side
    31,355.04x = 988,103,251.40
  5. Step 5: Solve for x
    x = 988,103,251.40/31,355.04
  6. Step 6: Final answer
    x = 31,513.38

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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.