Home / 27,604.68-38,092.23-15,665.82

Finding the Fourth Proportional to 27,604.68, 38,092.23 and 15,665.82

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Solution

The fourth proportional to 27,604.68, 38,092.23 and 15,665.82 is: 21,617.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,604.68 : 38,092.23 = 15,665.82 : x
  2. Step 2: Convert to fraction form
    27,604.68/38,092.23 = 15,665.82/x
  3. Step 3: Cross multiply
    27,604.68x = 38,092.23 × 15,665.82
  4. Step 4: Simplify right side
    27,604.68x = 596,746,018.58
  5. Step 5: Solve for x
    x = 596,746,018.58/27,604.68
  6. Step 6: Final answer
    x = 21,617.57

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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.