Home / 51,198.18-70,652.41-28,537.08

Finding the Fourth Proportional to 51,198.18, 70,652.41 and 28,537.08

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Solution

The fourth proportional to 51,198.18, 70,652.41 and 28,537.08 is: 39,380.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,198.18 : 70,652.41 = 28,537.08 : x
  2. Step 2: Convert to fraction form
    51,198.18/70,652.41 = 28,537.08/x
  3. Step 3: Cross multiply
    51,198.18x = 70,652.41 × 28,537.08
  4. Step 4: Simplify right side
    51,198.18x = 2,016,213,476.36
  5. Step 5: Solve for x
    x = 2,016,213,476.36/51,198.18
  6. Step 6: Final answer
    x = 39,380.57

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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.