Home / 27,741.18-38,282.67-15,165.93

Finding the Fourth Proportional to 27,741.18, 38,282.67 and 15,165.93

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Solution

The fourth proportional to 27,741.18, 38,282.67 and 15,165.93 is: 20,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,741.18 : 38,282.67 = 15,165.93 : x
  2. Step 2: Convert to fraction form
    27,741.18/38,282.67 = 15,165.93/x
  3. Step 3: Cross multiply
    27,741.18x = 38,282.67 × 15,165.93
  4. Step 4: Simplify right side
    27,741.18x = 580,592,293.43
  5. Step 5: Solve for x
    x = 580,592,293.43/27,741.18
  6. Step 6: Final answer
    x = 20,928.90

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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.