Home / 27,667.08-38,180.70-15,092.10

Finding the Fourth Proportional to 27,667.08, 38,180.70 and 15,092.10

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Solution

The fourth proportional to 27,667.08, 38,180.70 and 15,092.10 is: 20,827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,667.08 : 38,180.70 = 15,092.10 : x
  2. Step 2: Convert to fraction form
    27,667.08/38,180.70 = 15,092.10/x
  3. Step 3: Cross multiply
    27,667.08x = 38,180.70 × 15,092.10
  4. Step 4: Simplify right side
    27,667.08x = 576,226,942.47
  5. Step 5: Solve for x
    x = 576,226,942.47/27,667.08
  6. Step 6: Final answer
    x = 20,827.17

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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.