Home / 40,044.04-55,273.89-28,110.31

Finding the Fourth Proportional to 40,044.04, 55,273.89 and 28,110.31

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Solution

The fourth proportional to 40,044.04, 55,273.89 and 28,110.31 is: 38,801.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,044.04 : 55,273.89 = 28,110.31 : x
  2. Step 2: Convert to fraction form
    40,044.04/55,273.89 = 28,110.31/x
  3. Step 3: Cross multiply
    40,044.04x = 55,273.89 × 28,110.31
  4. Step 4: Simplify right side
    40,044.04x = 1,553,766,182.81
  5. Step 5: Solve for x
    x = 1,553,766,182.81/40,044.04
  6. Step 6: Final answer
    x = 38,801.43

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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.