Home / 39,180.11-54,105.44-27,275.99

Finding the Fourth Proportional to 39,180.11, 54,105.44 and 27,275.99

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Solution

The fourth proportional to 39,180.11, 54,105.44 and 27,275.99 is: 37,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,180.11 : 54,105.44 = 27,275.99 : x
  2. Step 2: Convert to fraction form
    39,180.11/54,105.44 = 27,275.99/x
  3. Step 3: Cross multiply
    39,180.11x = 54,105.44 × 27,275.99
  4. Step 4: Simplify right side
    39,180.11x = 1,475,779,033.48
  5. Step 5: Solve for x
    x = 1,475,779,033.48/39,180.11
  6. Step 6: Final answer
    x = 37,666.54

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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.