Home / 37,769.92-52,130.04-28,801.42

Finding the Fourth Proportional to 37,769.92, 52,130.04 and 28,801.42

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Solution

The fourth proportional to 37,769.92, 52,130.04 and 28,801.42 is: 39,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,769.92 : 52,130.04 = 28,801.42 : x
  2. Step 2: Convert to fraction form
    37,769.92/52,130.04 = 28,801.42/x
  3. Step 3: Cross multiply
    37,769.92x = 52,130.04 × 28,801.42
  4. Step 4: Simplify right side
    37,769.92x = 1,501,419,176.66
  5. Step 5: Solve for x
    x = 1,501,419,176.66/37,769.92
  6. Step 6: Final answer
    x = 39,751.72

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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.