Home / 17,742.59-26,604.60-5,260.90

Finding the Fourth Proportional to 17,742.59, 26,604.60 and 5,260.90

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Solution

The fourth proportional to 17,742.59, 26,604.60 and 5,260.90 is: 7,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.59 : 26,604.60 = 5,260.90 : x
  2. Step 2: Convert to fraction form
    17,742.59/26,604.60 = 5,260.90/x
  3. Step 3: Cross multiply
    17,742.59x = 26,604.60 × 5,260.90
  4. Step 4: Simplify right side
    17,742.59x = 139,964,133.38
  5. Step 5: Solve for x
    x = 139,964,133.38/17,742.59
  6. Step 6: Final answer
    x = 7,888.59

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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.