Home / 34,425.72-51,508.26-20,393.28

Finding the Fourth Proportional to 34,425.72, 51,508.26 and 20,393.28

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Solution

The fourth proportional to 34,425.72, 51,508.26 and 20,393.28 is: 30,512.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,425.72 : 51,508.26 = 20,393.28 : x
  2. Step 2: Convert to fraction form
    34,425.72/51,508.26 = 20,393.28/x
  3. Step 3: Cross multiply
    34,425.72x = 51,508.26 × 20,393.28
  4. Step 4: Simplify right side
    34,425.72x = 1,050,422,368.49
  5. Step 5: Solve for x
    x = 1,050,422,368.49/34,425.72
  6. Step 6: Final answer
    x = 30,512.72

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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.