Home / 39,319.74-54,260.91-27,389.70

Finding the Fourth Proportional to 39,319.74, 54,260.91 and 27,389.70

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Solution

The fourth proportional to 39,319.74, 54,260.91 and 27,389.70 is: 37,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,319.74 : 54,260.91 = 27,389.70 : x
  2. Step 2: Convert to fraction form
    39,319.74/54,260.91 = 27,389.70/x
  3. Step 3: Cross multiply
    39,319.74x = 54,260.91 × 27,389.70
  4. Step 4: Simplify right side
    39,319.74x = 1,486,190,046.63
  5. Step 5: Solve for x
    x = 1,486,190,046.63/39,319.74
  6. Step 6: Final answer
    x = 37,797.56

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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.