Home / 29,511.12-40,721.76-16,759.74

Finding the Fourth Proportional to 29,511.12, 40,721.76 and 16,759.74

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Solution

The fourth proportional to 29,511.12, 40,721.76 and 16,759.74 is: 23,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,511.12 : 40,721.76 = 16,759.74 : x
  2. Step 2: Convert to fraction form
    29,511.12/40,721.76 = 16,759.74/x
  3. Step 3: Cross multiply
    29,511.12x = 40,721.76 × 16,759.74
  4. Step 4: Simplify right side
    29,511.12x = 682,486,109.94
  5. Step 5: Solve for x
    x = 682,486,109.94/29,511.12
  6. Step 6: Final answer
    x = 23,126.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.