Home / 51,125.39-70,552.11-28,463.82

Finding the Fourth Proportional to 51,125.39, 70,552.11 and 28,463.82

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Solution

The fourth proportional to 51,125.39, 70,552.11 and 28,463.82 is: 39,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,125.39 : 70,552.11 = 28,463.82 : x
  2. Step 2: Convert to fraction form
    51,125.39/70,552.11 = 28,463.82/x
  3. Step 3: Cross multiply
    51,125.39x = 70,552.11 × 28,463.82
  4. Step 4: Simplify right side
    51,125.39x = 2,008,182,559.66
  5. Step 5: Solve for x
    x = 2,008,182,559.66/51,125.39
  6. Step 6: Final answer
    x = 39,279.55

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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.