Home / 17,764.48-26,642.08-5,281.14

Finding the Fourth Proportional to 17,764.48, 26,642.08 and 5,281.14

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Solution

The fourth proportional to 17,764.48, 26,642.08 and 5,281.14 is: 7,920.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,764.48 : 26,642.08 = 5,281.14 : x
  2. Step 2: Convert to fraction form
    17,764.48/26,642.08 = 5,281.14/x
  3. Step 3: Cross multiply
    17,764.48x = 26,642.08 × 5,281.14
  4. Step 4: Simplify right side
    17,764.48x = 140,700,660.88
  5. Step 5: Solve for x
    x = 140,700,660.88/17,764.48
  6. Step 6: Final answer
    x = 7,920.34

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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.