Home / 27,597.94-38,085.21-15,022.66

Finding the Fourth Proportional to 27,597.94, 38,085.21 and 15,022.66

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Solution

The fourth proportional to 27,597.94, 38,085.21 and 15,022.66 is: 20,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,597.94 : 38,085.21 = 15,022.66 : x
  2. Step 2: Convert to fraction form
    27,597.94/38,085.21 = 15,022.66/x
  3. Step 3: Cross multiply
    27,597.94x = 38,085.21 × 15,022.66
  4. Step 4: Simplify right side
    27,597.94x = 572,141,160.86
  5. Step 5: Solve for x
    x = 572,141,160.86/27,597.94
  6. Step 6: Final answer
    x = 20,731.30

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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.