Home / 13,306.98-19,962.82-4,422.84

Finding the Fourth Proportional to 13,306.98, 19,962.82 and 4,422.84

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Solution

The fourth proportional to 13,306.98, 19,962.82 and 4,422.84 is: 6,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.98 : 19,962.82 = 4,422.84 : x
  2. Step 2: Convert to fraction form
    13,306.98/19,962.82 = 4,422.84/x
  3. Step 3: Cross multiply
    13,306.98x = 19,962.82 × 4,422.84
  4. Step 4: Simplify right side
    13,306.98x = 88,292,358.81
  5. Step 5: Solve for x
    x = 88,292,358.81/13,306.98
  6. Step 6: Final answer
    x = 6,635.04

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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.