Home / 13,132.08-19,701.36-12,052.08

Finding the Fourth Proportional to 13,132.08, 19,701.36 and 12,052.08

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Solution

The fourth proportional to 13,132.08, 19,701.36 and 12,052.08 is: 18,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.08 : 19,701.36 = 12,052.08 : x
  2. Step 2: Convert to fraction form
    13,132.08/19,701.36 = 12,052.08/x
  3. Step 3: Cross multiply
    13,132.08x = 19,701.36 × 12,052.08
  4. Step 4: Simplify right side
    13,132.08x = 237,442,366.83
  5. Step 5: Solve for x
    x = 237,442,366.83/13,132.08
  6. Step 6: Final answer
    x = 18,081.09

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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.