Home / 34,073.61-51,106.23-9,115.62

Finding the Fourth Proportional to 34,073.61, 51,106.23 and 9,115.62

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Solution

The fourth proportional to 34,073.61, 51,106.23 and 9,115.62 is: 13,672.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,073.61 : 51,106.23 = 9,115.62 : x
  2. Step 2: Convert to fraction form
    34,073.61/51,106.23 = 9,115.62/x
  3. Step 3: Cross multiply
    34,073.61x = 51,106.23 × 9,115.62
  4. Step 4: Simplify right side
    34,073.61x = 465,864,972.31
  5. Step 5: Solve for x
    x = 465,864,972.31/34,073.61
  6. Step 6: Final answer
    x = 13,672.31

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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.