Home / 29,962.42-41,340.76-18,317.70

Finding the Fourth Proportional to 29,962.42, 41,340.76 and 18,317.70

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Solution

The fourth proportional to 29,962.42, 41,340.76 and 18,317.70 is: 25,273.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,962.42 : 41,340.76 = 18,317.70 : x
  2. Step 2: Convert to fraction form
    29,962.42/41,340.76 = 18,317.70/x
  3. Step 3: Cross multiply
    29,962.42x = 41,340.76 × 18,317.70
  4. Step 4: Simplify right side
    29,962.42x = 757,267,639.45
  5. Step 5: Solve for x
    x = 757,267,639.45/29,962.42
  6. Step 6: Final answer
    x = 25,273.91

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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.