Home / 45,047.11-62,170.46-28,276.87

Finding the Fourth Proportional to 45,047.11, 62,170.46 and 28,276.87

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Solution

The fourth proportional to 45,047.11, 62,170.46 and 28,276.87 is: 39,025.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,047.11 : 62,170.46 = 28,276.87 : x
  2. Step 2: Convert to fraction form
    45,047.11/62,170.46 = 28,276.87/x
  3. Step 3: Cross multiply
    45,047.11x = 62,170.46 × 28,276.87
  4. Step 4: Simplify right side
    45,047.11x = 1,757,986,015.26
  5. Step 5: Solve for x
    x = 1,757,986,015.26/45,047.11
  6. Step 6: Final answer
    x = 39,025.50

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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.