Home / 52,148.18-71,964.63-28,274.85

Finding the Fourth Proportional to 52,148.18, 71,964.63 and 28,274.85

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Solution

The fourth proportional to 52,148.18, 71,964.63 and 28,274.85 is: 39,019.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148.18 : 71,964.63 = 28,274.85 : x
  2. Step 2: Convert to fraction form
    52,148.18/71,964.63 = 28,274.85/x
  3. Step 3: Cross multiply
    52,148.18x = 71,964.63 × 28,274.85
  4. Step 4: Simplify right side
    52,148.18x = 2,034,789,118.56
  5. Step 5: Solve for x
    x = 2,034,789,118.56/52,148.18
  6. Step 6: Final answer
    x = 39,019.37

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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.