Home / 27,926.42-38,538.84-15,179.85

Finding the Fourth Proportional to 27,926.42, 38,538.84 and 15,179.85

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Solution

The fourth proportional to 27,926.42, 38,538.84 and 15,179.85 is: 20,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,926.42 : 38,538.84 = 15,179.85 : x
  2. Step 2: Convert to fraction form
    27,926.42/38,538.84 = 15,179.85/x
  3. Step 3: Cross multiply
    27,926.42x = 38,538.84 × 15,179.85
  4. Step 4: Simplify right side
    27,926.42x = 585,013,810.37
  5. Step 5: Solve for x
    x = 585,013,810.37/27,926.42
  6. Step 6: Final answer
    x = 20,948.40

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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.