Home / 31,476.21-43,437.04-17,329.06

Finding the Fourth Proportional to 31,476.21, 43,437.04 and 17,329.06

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Solution

The fourth proportional to 31,476.21, 43,437.04 and 17,329.06 is: 23,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.21 : 43,437.04 = 17,329.06 : x
  2. Step 2: Convert to fraction form
    31,476.21/43,437.04 = 17,329.06/x
  3. Step 3: Cross multiply
    31,476.21x = 43,437.04 × 17,329.06
  4. Step 4: Simplify right side
    31,476.21x = 752,723,072.38
  5. Step 5: Solve for x
    x = 752,723,072.38/31,476.21
  6. Step 6: Final answer
    x = 23,914.03

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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.