Home / 18,996.56-26,213.88-10,498.58

Finding the Fourth Proportional to 18,996.56, 26,213.88 and 10,498.58

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Solution

The fourth proportional to 18,996.56, 26,213.88 and 10,498.58 is: 14,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,996.56 : 26,213.88 = 10,498.58 : x
  2. Step 2: Convert to fraction form
    18,996.56/26,213.88 = 10,498.58/x
  3. Step 3: Cross multiply
    18,996.56x = 26,213.88 × 10,498.58
  4. Step 4: Simplify right side
    18,996.56x = 275,208,516.29
  5. Step 5: Solve for x
    x = 275,208,516.29/18,996.56
  6. Step 6: Final answer
    x = 14,487.28

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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.