Home / 37,151.01-51,288.29-28,634.47

Finding the Fourth Proportional to 37,151.01, 51,288.29 and 28,634.47

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Solution

The fourth proportional to 37,151.01, 51,288.29 and 28,634.47 is: 39,530.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,151.01 : 51,288.29 = 28,634.47 : x
  2. Step 2: Convert to fraction form
    37,151.01/51,288.29 = 28,634.47/x
  3. Step 3: Cross multiply
    37,151.01x = 51,288.29 × 28,634.47
  4. Step 4: Simplify right side
    37,151.01x = 1,468,612,858.18
  5. Step 5: Solve for x
    x = 1,468,612,858.18/37,151.01
  6. Step 6: Final answer
    x = 39,530.90

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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.