Home / 49,075.74-67,722.88-28,932.26

Finding the Fourth Proportional to 49,075.74, 67,722.88 and 28,932.26

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Solution

The fourth proportional to 49,075.74, 67,722.88 and 28,932.26 is: 39,925.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,075.74 : 67,722.88 = 28,932.26 : x
  2. Step 2: Convert to fraction form
    49,075.74/67,722.88 = 28,932.26/x
  3. Step 3: Cross multiply
    49,075.74x = 67,722.88 × 28,932.26
  4. Step 4: Simplify right side
    49,075.74x = 1,959,375,972.11
  5. Step 5: Solve for x
    x = 1,959,375,972.11/49,075.74
  6. Step 6: Final answer
    x = 39,925.55

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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.