Home / 25,052.08-34,571.34-13,721.02

Finding the Fourth Proportional to 25,052.08, 34,571.34 and 13,721.02

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Solution

The fourth proportional to 25,052.08, 34,571.34 and 13,721.02 is: 18,934.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,052.08 : 34,571.34 = 13,721.02 : x
  2. Step 2: Convert to fraction form
    25,052.08/34,571.34 = 13,721.02/x
  3. Step 3: Cross multiply
    25,052.08x = 34,571.34 × 13,721.02
  4. Step 4: Simplify right side
    25,052.08x = 474,354,047.57
  5. Step 5: Solve for x
    x = 474,354,047.57/25,052.08
  6. Step 6: Final answer
    x = 18,934.72

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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.