Home / 17,559.48-26,324.34-7,691.28

Finding the Fourth Proportional to 17,559.48, 26,324.34 and 7,691.28

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Solution

The fourth proportional to 17,559.48, 26,324.34 and 7,691.28 is: 11,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,559.48 : 26,324.34 = 7,691.28 : x
  2. Step 2: Convert to fraction form
    17,559.48/26,324.34 = 7,691.28/x
  3. Step 3: Cross multiply
    17,559.48x = 26,324.34 × 7,691.28
  4. Step 4: Simplify right side
    17,559.48x = 202,467,869.76
  5. Step 5: Solve for x
    x = 202,467,869.76/17,559.48
  6. Step 6: Final answer
    x = 11,530.40

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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.