Home / 33,153.30-49,729.95-31,713.53

Finding the Fourth Proportional to 33,153.30, 49,729.95 and 31,713.53

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Solution

The fourth proportional to 33,153.30, 49,729.95 and 31,713.53 is: 47,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,153.30 : 49,729.95 = 31,713.53 : x
  2. Step 2: Convert to fraction form
    33,153.30/49,729.95 = 31,713.53/x
  3. Step 3: Cross multiply
    33,153.30x = 49,729.95 × 31,713.53
  4. Step 4: Simplify right side
    33,153.30x = 1,577,112,012.57
  5. Step 5: Solve for x
    x = 1,577,112,012.57/33,153.30
  6. Step 6: Final answer
    x = 47,570.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.