Home / 27,670.94-38,186.03-15,095.69

Finding the Fourth Proportional to 27,670.94, 38,186.03 and 15,095.69

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Solution

The fourth proportional to 27,670.94, 38,186.03 and 15,095.69 is: 20,832.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,670.94 : 38,186.03 = 15,095.69 : x
  2. Step 2: Convert to fraction form
    27,670.94/38,186.03 = 15,095.69/x
  3. Step 3: Cross multiply
    27,670.94x = 38,186.03 × 15,095.69
  4. Step 4: Simplify right side
    27,670.94x = 576,444,471.21
  5. Step 5: Solve for x
    x = 576,444,471.21/27,670.94
  6. Step 6: Final answer
    x = 20,832.12

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Half 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.