Home / 14,115.04-19,479.03-8,450.04

Finding the Fourth Proportional to 14,115.04, 19,479.03 and 8,450.04

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Solution

The fourth proportional to 14,115.04, 19,479.03 and 8,450.04 is: 11,661.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,115.04 : 19,479.03 = 8,450.04 : x
  2. Step 2: Convert to fraction form
    14,115.04/19,479.03 = 8,450.04/x
  3. Step 3: Cross multiply
    14,115.04x = 19,479.03 × 8,450.04
  4. Step 4: Simplify right side
    14,115.04x = 164,598,561.98
  5. Step 5: Solve for x
    x = 164,598,561.98/14,115.04
  6. Step 6: Final answer
    x = 11,661.22

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1.5x scale

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.