Home / 27,600.06-38,082.15-15,662.46

Finding the Fourth Proportional to 27,600.06, 38,082.15 and 15,662.46

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Solution

The fourth proportional to 27,600.06, 38,082.15 and 15,662.46 is: 21,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,600.06 : 38,082.15 = 15,662.46 : x
  2. Step 2: Convert to fraction form
    27,600.06/38,082.15 = 15,662.46/x
  3. Step 3: Cross multiply
    27,600.06x = 38,082.15 × 15,662.46
  4. Step 4: Simplify right side
    27,600.06x = 596,460,151.09
  5. Step 5: Solve for x
    x = 596,460,151.09/27,600.06
  6. Step 6: Final answer
    x = 21,610.83

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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.