Home / 34,252.12-51,385.07-12,081.21

Finding the Fourth Proportional to 34,252.12, 51,385.07 and 12,081.21

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Solution

The fourth proportional to 34,252.12, 51,385.07 and 12,081.21 is: 18,124.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,252.12 : 51,385.07 = 12,081.21 : x
  2. Step 2: Convert to fraction form
    34,252.12/51,385.07 = 12,081.21/x
  3. Step 3: Cross multiply
    34,252.12x = 51,385.07 × 12,081.21
  4. Step 4: Simplify right side
    34,252.12x = 620,793,821.53
  5. Step 5: Solve for x
    x = 620,793,821.53/34,252.12
  6. Step 6: Final answer
    x = 18,124.25

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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.