Home / 29,641.14-40,904.39-17,720.37

Finding the Fourth Proportional to 29,641.14, 40,904.39 and 17,720.37

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Solution

The fourth proportional to 29,641.14, 40,904.39 and 17,720.37 is: 24,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,641.14 : 40,904.39 = 17,720.37 : x
  2. Step 2: Convert to fraction form
    29,641.14/40,904.39 = 17,720.37/x
  3. Step 3: Cross multiply
    29,641.14x = 40,904.39 × 17,720.37
  4. Step 4: Simplify right side
    29,641.14x = 724,840,969.73
  5. Step 5: Solve for x
    x = 724,840,969.73/29,641.14
  6. Step 6: Final answer
    x = 24,453.88

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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.