Home / 17,761.14-26,632.44-5,279.45

Finding the Fourth Proportional to 17,761.14, 26,632.44 and 5,279.45

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Solution

The fourth proportional to 17,761.14, 26,632.44 and 5,279.45 is: 7,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.14 : 26,632.44 = 5,279.45 : x
  2. Step 2: Convert to fraction form
    17,761.14/26,632.44 = 5,279.45/x
  3. Step 3: Cross multiply
    17,761.14x = 26,632.44 × 5,279.45
  4. Step 4: Simplify right side
    17,761.14x = 140,604,502.20
  5. Step 5: Solve for x
    x = 140,604,502.20/17,761.14
  6. Step 6: Final answer
    x = 7,916.41

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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.