Home / 45,048.11-62,171.84-28,277.87

Finding the Fourth Proportional to 45,048.11, 62,171.84 and 28,277.87

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Solution

The fourth proportional to 45,048.11, 62,171.84 and 28,277.87 is: 39,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,048.11 : 62,171.84 = 28,277.87 : x
  2. Step 2: Convert to fraction form
    45,048.11/62,171.84 = 28,277.87/x
  3. Step 3: Cross multiply
    45,048.11x = 62,171.84 × 28,277.87
  4. Step 4: Simplify right side
    45,048.11x = 1,758,087,209.18
  5. Step 5: Solve for x
    x = 1,758,087,209.18/45,048.11
  6. Step 6: Final answer
    x = 39,026.88

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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.