Home / 34,029.12-51,040.92-21,512.64

Finding the Fourth Proportional to 34,029.12, 51,040.92 and 21,512.64

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Solution

The fourth proportional to 34,029.12, 51,040.92 and 21,512.64 is: 32,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,029.12 : 51,040.92 = 21,512.64 : x
  2. Step 2: Convert to fraction form
    34,029.12/51,040.92 = 21,512.64/x
  3. Step 3: Cross multiply
    34,029.12x = 51,040.92 × 21,512.64
  4. Step 4: Simplify right side
    34,029.12x = 1,098,024,937.23
  5. Step 5: Solve for x
    x = 1,098,024,937.23/34,029.12
  6. Step 6: Final answer
    x = 32,267.22

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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.