Home / 27,845.04-38,426.13-15,098.65

Finding the Fourth Proportional to 27,845.04, 38,426.13 and 15,098.65

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Solution

The fourth proportional to 27,845.04, 38,426.13 and 15,098.65 is: 20,836.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,845.04 : 38,426.13 = 15,098.65 : x
  2. Step 2: Convert to fraction form
    27,845.04/38,426.13 = 15,098.65/x
  3. Step 3: Cross multiply
    27,845.04x = 38,426.13 × 15,098.65
  4. Step 4: Simplify right side
    27,845.04x = 580,182,687.72
  5. Step 5: Solve for x
    x = 580,182,687.72/27,845.04
  6. Step 6: Final answer
    x = 20,836.12

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Half scale
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Double scale
Find fourth proportional to 27,846.04, 38,427.51 and 15,099.65
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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.