Home / 51,507.24-71,063.34-28,842.84

Finding the Fourth Proportional to 51,507.24, 71,063.34 and 28,842.84

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Solution

The fourth proportional to 51,507.24, 71,063.34 and 28,842.84 is: 39,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,507.24 : 71,063.34 = 28,842.84 : x
  2. Step 2: Convert to fraction form
    51,507.24/71,063.34 = 28,842.84/x
  3. Step 3: Cross multiply
    51,507.24x = 71,063.34 × 28,842.84
  4. Step 4: Simplify right side
    51,507.24x = 2,049,668,545.49
  5. Step 5: Solve for x
    x = 2,049,668,545.49/51,507.24
  6. Step 6: Final answer
    x = 39,793.79

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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.