Home / 27,695.09-38,222.51-15,595.97

Finding the Fourth Proportional to 27,695.09, 38,222.51 and 15,595.97

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Solution

The fourth proportional to 27,695.09, 38,222.51 and 15,595.97 is: 21,524.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,695.09 : 38,222.51 = 15,595.97 : x
  2. Step 2: Convert to fraction form
    27,695.09/38,222.51 = 15,595.97/x
  3. Step 3: Cross multiply
    27,695.09x = 38,222.51 × 15,595.97
  4. Step 4: Simplify right side
    27,695.09x = 596,116,850.19
  5. Step 5: Solve for x
    x = 596,116,850.19/27,695.09
  6. Step 6: Final answer
    x = 21,524.28

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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.