Home / 50,031.14-69,036.21-28,523.66

Finding the Fourth Proportional to 50,031.14, 69,036.21 and 28,523.66

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Solution

The fourth proportional to 50,031.14, 69,036.21 and 28,523.66 is: 39,358.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,031.14 : 69,036.21 = 28,523.66 : x
  2. Step 2: Convert to fraction form
    50,031.14/69,036.21 = 28,523.66/x
  3. Step 3: Cross multiply
    50,031.14x = 69,036.21 × 28,523.66
  4. Step 4: Simplify right side
    50,031.14x = 1,969,165,381.73
  5. Step 5: Solve for x
    x = 1,969,165,381.73/50,031.14
  6. Step 6: Final answer
    x = 39,358.79

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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.