Home / 13,263-19,845.42-8,001.06

Finding the Fourth Proportional to 13,263, 19,845.42 and 8,001.06

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Solution

The fourth proportional to 13,263, 19,845.42 and 8,001.06 is: 11,971.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263 : 19,845.42 = 8,001.06 : x
  2. Step 2: Convert to fraction form
    13,263/19,845.42 = 8,001.06/x
  3. Step 3: Cross multiply
    13,263x = 19,845.42 × 8,001.06
  4. Step 4: Simplify right side
    13,263x = 158,784,396.15
  5. Step 5: Solve for x
    x = 158,784,396.15/13,263
  6. Step 6: Final answer
    x = 11,971.98

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1.5x scale

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.