Home / 12,834.90-19,256.40-6,261.75

Finding the Fourth Proportional to 12,834.90, 19,256.40 and 6,261.75

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Solution

The fourth proportional to 12,834.90, 19,256.40 and 6,261.75 is: 9,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834.90 : 19,256.40 = 6,261.75 : x
  2. Step 2: Convert to fraction form
    12,834.90/19,256.40 = 6,261.75/x
  3. Step 3: Cross multiply
    12,834.90x = 19,256.40 × 6,261.75
  4. Step 4: Simplify right side
    12,834.90x = 120,578,762.70
  5. Step 5: Solve for x
    x = 120,578,762.70/12,834.90
  6. Step 6: Final answer
    x = 9,394.60

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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.