Home / 51,198.37-70,645.18-28,532.39

Finding the Fourth Proportional to 51,198.37, 70,645.18 and 28,532.39

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Solution

The fourth proportional to 51,198.37, 70,645.18 and 28,532.39 is: 39,369.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,198.37 : 70,645.18 = 28,532.39 : x
  2. Step 2: Convert to fraction form
    51,198.37/70,645.18 = 28,532.39/x
  3. Step 3: Cross multiply
    51,198.37x = 70,645.18 × 28,532.39
  4. Step 4: Simplify right side
    51,198.37x = 2,015,675,827.38
  5. Step 5: Solve for x
    x = 2,015,675,827.38/51,198.37
  6. Step 6: Final answer
    x = 39,369.92

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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.