Home / 14,656.68-21,995.82-9,118.17

Finding the Fourth Proportional to 14,656.68, 21,995.82 and 9,118.17

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Solution

The fourth proportional to 14,656.68, 21,995.82 and 9,118.17 is: 13,683.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.68 : 21,995.82 = 9,118.17 : x
  2. Step 2: Convert to fraction form
    14,656.68/21,995.82 = 9,118.17/x
  3. Step 3: Cross multiply
    14,656.68x = 21,995.82 × 9,118.17
  4. Step 4: Simplify right side
    14,656.68x = 200,561,626.05
  5. Step 5: Solve for x
    x = 200,561,626.05/14,656.68
  6. Step 6: Final answer
    x = 13,683.97

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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.