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Finding the Fourth Proportional to 34,572.48, 51,858.38 and 15,847.20

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Solution

The fourth proportional to 34,572.48, 51,858.38 and 15,847.20 is: 23,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,572.48 : 51,858.38 = 15,847.20 : x
  2. Step 2: Convert to fraction form
    34,572.48/51,858.38 = 15,847.20/x
  3. Step 3: Cross multiply
    34,572.48x = 51,858.38 × 15,847.20
  4. Step 4: Simplify right side
    34,572.48x = 821,810,119.54
  5. Step 5: Solve for x
    x = 821,810,119.54/34,572.48
  6. Step 6: Final answer
    x = 23,770.64

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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.