Home / 14,479.98-21,722.88-6,159.96

Finding the Fourth Proportional to 14,479.98, 21,722.88 and 6,159.96

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Solution

The fourth proportional to 14,479.98, 21,722.88 and 6,159.96 is: 9,241.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,479.98 : 21,722.88 = 6,159.96 : x
  2. Step 2: Convert to fraction form
    14,479.98/21,722.88 = 6,159.96/x
  3. Step 3: Cross multiply
    14,479.98x = 21,722.88 × 6,159.96
  4. Step 4: Simplify right side
    14,479.98x = 133,812,071.88
  5. Step 5: Solve for x
    x = 133,812,071.88/14,479.98
  6. Step 6: Final answer
    x = 9,241.18

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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.