Home / 27,670.29-38,185.07-15,095.85

Finding the Fourth Proportional to 27,670.29, 38,185.07 and 15,095.85

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Solution

The fourth proportional to 27,670.29, 38,185.07 and 15,095.85 is: 20,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,670.29 : 38,185.07 = 15,095.85 : x
  2. Step 2: Convert to fraction form
    27,670.29/38,185.07 = 15,095.85/x
  3. Step 3: Cross multiply
    27,670.29x = 38,185.07 × 15,095.85
  4. Step 4: Simplify right side
    27,670.29x = 576,436,013.48
  5. Step 5: Solve for x
    x = 576,436,013.48/27,670.29
  6. Step 6: Final answer
    x = 20,832.31

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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.