Home / 37,107-51,277.55-28,137.87

Finding the Fourth Proportional to 37,107, 51,277.55 and 28,137.87

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Solution

The fourth proportional to 37,107, 51,277.55 and 28,137.87 is: 38,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,107 : 51,277.55 = 28,137.87 : x
  2. Step 2: Convert to fraction form
    37,107/51,277.55 = 28,137.87/x
  3. Step 3: Cross multiply
    37,107x = 51,277.55 × 28,137.87
  4. Step 4: Simplify right side
    37,107x = 1,442,840,895.13
  5. Step 5: Solve for x
    x = 1,442,840,895.13/37,107
  6. Step 6: Final answer
    x = 38,883.25

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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.