Home / 18,995.45-26,213.63-10,498.17

Finding the Fourth Proportional to 18,995.45, 26,213.63 and 10,498.17

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Solution

The fourth proportional to 18,995.45, 26,213.63 and 10,498.17 is: 14,487.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995.45 : 26,213.63 = 10,498.17 : x
  2. Step 2: Convert to fraction form
    18,995.45/26,213.63 = 10,498.17/x
  3. Step 3: Cross multiply
    18,995.45x = 26,213.63 × 10,498.17
  4. Step 4: Simplify right side
    18,995.45x = 275,195,144.06
  5. Step 5: Solve for x
    x = 275,195,144.06/18,995.45
  6. Step 6: Final answer
    x = 14,487.42

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Similar ratio
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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.