Home / 49,075.20-67,724.10-27,854.82

Finding the Fourth Proportional to 49,075.20, 67,724.10 and 27,854.82

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Solution

The fourth proportional to 49,075.20, 67,724.10 and 27,854.82 is: 38,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,075.20 : 67,724.10 = 27,854.82 : x
  2. Step 2: Convert to fraction form
    49,075.20/67,724.10 = 27,854.82/x
  3. Step 3: Cross multiply
    49,075.20x = 67,724.10 × 27,854.82
  4. Step 4: Simplify right side
    49,075.20x = 1,886,442,615.16
  5. Step 5: Solve for x
    x = 1,886,442,615.16/49,075.20
  6. Step 6: Final answer
    x = 38,439.84

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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.