Home / 34,342.06-51,513.09-18,751.18

Finding the Fourth Proportional to 34,342.06, 51,513.09 and 18,751.18

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Solution

The fourth proportional to 34,342.06, 51,513.09 and 18,751.18 is: 28,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,342.06 : 51,513.09 = 18,751.18 : x
  2. Step 2: Convert to fraction form
    34,342.06/51,513.09 = 18,751.18/x
  3. Step 3: Cross multiply
    34,342.06x = 51,513.09 × 18,751.18
  4. Step 4: Simplify right side
    34,342.06x = 965,931,222.95
  5. Step 5: Solve for x
    x = 965,931,222.95/34,342.06
  6. Step 6: Final answer
    x = 28,126.77

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Similar ratio
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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.