Home / 34,168.56-51,252.40-28,312.89

Finding the Fourth Proportional to 34,168.56, 51,252.40 and 28,312.89

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Solution

The fourth proportional to 34,168.56, 51,252.40 and 28,312.89 is: 42,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,168.56 : 51,252.40 = 28,312.89 : x
  2. Step 2: Convert to fraction form
    34,168.56/51,252.40 = 28,312.89/x
  3. Step 3: Cross multiply
    34,168.56x = 51,252.40 × 28,312.89
  4. Step 4: Simplify right side
    34,168.56x = 1,451,103,563.44
  5. Step 5: Solve for x
    x = 1,451,103,563.44/34,168.56
  6. Step 6: Final answer
    x = 42,468.97

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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.