Home / 27,177.68-37,579.20-23,678.48

Finding the Fourth Proportional to 27,177.68, 37,579.20 and 23,678.48

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Solution

The fourth proportional to 27,177.68, 37,579.20 and 23,678.48 is: 32,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,177.68 : 37,579.20 = 23,678.48 : x
  2. Step 2: Convert to fraction form
    27,177.68/37,579.20 = 23,678.48/x
  3. Step 3: Cross multiply
    27,177.68x = 37,579.20 × 23,678.48
  4. Step 4: Simplify right side
    27,177.68x = 889,818,335.62
  5. Step 5: Solve for x
    x = 889,818,335.62/27,177.68
  6. Step 6: Final answer
    x = 32,740.78

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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.