Home / 37,198.30-51,353.67-28,681.75

Finding the Fourth Proportional to 37,198.30, 51,353.67 and 28,681.75

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Solution

The fourth proportional to 37,198.30, 51,353.67 and 28,681.75 is: 39,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,198.30 : 51,353.67 = 28,681.75 : x
  2. Step 2: Convert to fraction form
    37,198.30/51,353.67 = 28,681.75/x
  3. Step 3: Cross multiply
    37,198.30x = 51,353.67 × 28,681.75
  4. Step 4: Simplify right side
    37,198.30x = 1,472,913,124.52
  5. Step 5: Solve for x
    x = 1,472,913,124.52/37,198.30
  6. Step 6: Final answer
    x = 39,596.25

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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.