Home / 29,318.05-40,458.97-17,216.20

Finding the Fourth Proportional to 29,318.05, 40,458.97 and 17,216.20

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Solution

The fourth proportional to 29,318.05, 40,458.97 and 17,216.20 is: 23,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,318.05 : 40,458.97 = 17,216.20 : x
  2. Step 2: Convert to fraction form
    29,318.05/40,458.97 = 17,216.20/x
  3. Step 3: Cross multiply
    29,318.05x = 40,458.97 × 17,216.20
  4. Step 4: Simplify right side
    29,318.05x = 696,549,719.31
  5. Step 5: Solve for x
    x = 696,549,719.31/29,318.05
  6. Step 6: Final answer
    x = 23,758.39

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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.