Home / 45,549.30-62,887.26-28,576.80

Finding the Fourth Proportional to 45,549.30, 62,887.26 and 28,576.80

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Solution

The fourth proportional to 45,549.30, 62,887.26 and 28,576.80 is: 39,454.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,549.30 : 62,887.26 = 28,576.80 : x
  2. Step 2: Convert to fraction form
    45,549.30/62,887.26 = 28,576.80/x
  3. Step 3: Cross multiply
    45,549.30x = 62,887.26 × 28,576.80
  4. Step 4: Simplify right side
    45,549.30x = 1,797,116,651.57
  5. Step 5: Solve for x
    x = 1,797,116,651.57/45,549.30
  6. Step 6: Final answer
    x = 39,454.32

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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.