Home / 39,342.39-54,276.24-27,412.65

Finding the Fourth Proportional to 39,342.39, 54,276.24 and 27,412.65

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Solution

The fourth proportional to 39,342.39, 54,276.24 and 27,412.65 is: 37,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,342.39 : 54,276.24 = 27,412.65 : x
  2. Step 2: Convert to fraction form
    39,342.39/54,276.24 = 27,412.65/x
  3. Step 3: Cross multiply
    39,342.39x = 54,276.24 × 27,412.65
  4. Step 4: Simplify right side
    39,342.39x = 1,487,855,570.44
  5. Step 5: Solve for x
    x = 1,487,855,570.44/39,342.39
  6. Step 6: Final answer
    x = 37,818.13

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Double scale
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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.