Home / 14,389.46-19,857.15-8,016.04

Finding the Fourth Proportional to 14,389.46, 19,857.15 and 8,016.04

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Solution

The fourth proportional to 14,389.46, 19,857.15 and 8,016.04 is: 11,061.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.46 : 19,857.15 = 8,016.04 : x
  2. Step 2: Convert to fraction form
    14,389.46/19,857.15 = 8,016.04/x
  3. Step 3: Cross multiply
    14,389.46x = 19,857.15 × 8,016.04
  4. Step 4: Simplify right side
    14,389.46x = 159,175,677.66
  5. Step 5: Solve for x
    x = 159,175,677.66/14,389.46
  6. Step 6: Final answer
    x = 11,061.97

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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.