Home / 31,526.14-43,505.48-17,186.11

Finding the Fourth Proportional to 31,526.14, 43,505.48 and 17,186.11

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Solution

The fourth proportional to 31,526.14, 43,505.48 and 17,186.11 is: 23,716.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,526.14 : 43,505.48 = 17,186.11 : x
  2. Step 2: Convert to fraction form
    31,526.14/43,505.48 = 17,186.11/x
  3. Step 3: Cross multiply
    31,526.14x = 43,505.48 × 17,186.11
  4. Step 4: Simplify right side
    31,526.14x = 747,689,964.88
  5. Step 5: Solve for x
    x = 747,689,964.88/31,526.14
  6. Step 6: Final answer
    x = 23,716.51

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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.