Home / 33,279.90-49,895.55-13,548.30

Finding the Fourth Proportional to 33,279.90, 49,895.55 and 13,548.30

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Solution

The fourth proportional to 33,279.90, 49,895.55 and 13,548.30 is: 20,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,279.90 : 49,895.55 = 13,548.30 : x
  2. Step 2: Convert to fraction form
    33,279.90/49,895.55 = 13,548.30/x
  3. Step 3: Cross multiply
    33,279.90x = 49,895.55 × 13,548.30
  4. Step 4: Simplify right side
    33,279.90x = 675,999,880.07
  5. Step 5: Solve for x
    x = 675,999,880.07/33,279.90
  6. Step 6: Final answer
    x = 20,312.56

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1.5x scale

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.