Home / 29,309.12-43,971.20-8,532.64

Finding the Fourth Proportional to 29,309.12, 43,971.20 and 8,532.64

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Solution

The fourth proportional to 29,309.12, 43,971.20 and 8,532.64 is: 12,801.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,309.12 : 43,971.20 = 8,532.64 : x
  2. Step 2: Convert to fraction form
    29,309.12/43,971.20 = 8,532.64/x
  3. Step 3: Cross multiply
    29,309.12x = 43,971.20 × 8,532.64
  4. Step 4: Simplify right side
    29,309.12x = 375,190,419.97
  5. Step 5: Solve for x
    x = 375,190,419.97/29,309.12
  6. Step 6: Final answer
    x = 12,801.15

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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.