Home / 31,508.82-43,482.98-17,361.67

Finding the Fourth Proportional to 31,508.82, 43,482.98 and 17,361.67

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Solution

The fourth proportional to 31,508.82, 43,482.98 and 17,361.67 is: 23,959.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508.82 : 43,482.98 = 17,361.67 : x
  2. Step 2: Convert to fraction form
    31,508.82/43,482.98 = 17,361.67/x
  3. Step 3: Cross multiply
    31,508.82x = 43,482.98 × 17,361.67
  4. Step 4: Simplify right side
    31,508.82x = 754,937,149.38
  5. Step 5: Solve for x
    x = 754,937,149.38/31,508.82
  6. Step 6: Final answer
    x = 23,959.55

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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.