Home / 13,281.93-19,909.94-6,361.29

Finding the Fourth Proportional to 13,281.93, 19,909.94 and 6,361.29

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Solution

The fourth proportional to 13,281.93, 19,909.94 and 6,361.29 is: 9,535.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,281.93 : 19,909.94 = 6,361.29 : x
  2. Step 2: Convert to fraction form
    13,281.93/19,909.94 = 6,361.29/x
  3. Step 3: Cross multiply
    13,281.93x = 19,909.94 × 6,361.29
  4. Step 4: Simplify right side
    13,281.93x = 126,652,870.42
  5. Step 5: Solve for x
    x = 126,652,870.42/13,281.93
  6. Step 6: Final answer
    x = 9,535.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.