Home / 19,532.34-29,296.19-5,105.70

Finding the Fourth Proportional to 19,532.34, 29,296.19 and 5,105.70

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Solution

The fourth proportional to 19,532.34, 29,296.19 and 5,105.70 is: 7,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,532.34 : 29,296.19 = 5,105.70 : x
  2. Step 2: Convert to fraction form
    19,532.34/29,296.19 = 5,105.70/x
  3. Step 3: Cross multiply
    19,532.34x = 29,296.19 × 5,105.70
  4. Step 4: Simplify right side
    19,532.34x = 149,577,531.75
  5. Step 5: Solve for x
    x = 149,577,531.75/19,532.34
  6. Step 6: Final answer
    x = 7,657.94

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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.