Home / 29,117.70-40,182.41-16,542.45

Finding the Fourth Proportional to 29,117.70, 40,182.41 and 16,542.45

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Solution

The fourth proportional to 29,117.70, 40,182.41 and 16,542.45 is: 22,828.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117.70 : 40,182.41 = 16,542.45 : x
  2. Step 2: Convert to fraction form
    29,117.70/40,182.41 = 16,542.45/x
  3. Step 3: Cross multiply
    29,117.70x = 40,182.41 × 16,542.45
  4. Step 4: Simplify right side
    29,117.70x = 664,715,224.68
  5. Step 5: Solve for x
    x = 664,715,224.68/29,117.70
  6. Step 6: Final answer
    x = 22,828.57

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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.