Home / 31,505.11-43,477.19-17,357.96

Finding the Fourth Proportional to 31,505.11, 43,477.19 and 17,357.96

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Solution

The fourth proportional to 31,505.11, 43,477.19 and 17,357.96 is: 23,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,505.11 : 43,477.19 = 17,357.96 : x
  2. Step 2: Convert to fraction form
    31,505.11/43,477.19 = 17,357.96/x
  3. Step 3: Cross multiply
    31,505.11x = 43,477.19 × 17,357.96
  4. Step 4: Simplify right side
    31,505.11x = 754,675,020.76
  5. Step 5: Solve for x
    x = 754,675,020.76/31,505.11
  6. Step 6: Final answer
    x = 23,954.05

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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.