Home / 24,899.50-34,361.31-13,721.50

Finding the Fourth Proportional to 24,899.50, 34,361.31 and 13,721.50

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Solution

The fourth proportional to 24,899.50, 34,361.31 and 13,721.50 is: 18,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,899.50 : 34,361.31 = 13,721.50 : x
  2. Step 2: Convert to fraction form
    24,899.50/34,361.31 = 13,721.50/x
  3. Step 3: Cross multiply
    24,899.50x = 34,361.31 × 13,721.50
  4. Step 4: Simplify right side
    24,899.50x = 471,488,715.17
  5. Step 5: Solve for x
    x = 471,488,715.17/24,899.50
  6. Step 6: Final answer
    x = 18,935.67

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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.