Home / 13,837.62-19,099.04-8,797.91

Finding the Fourth Proportional to 13,837.62, 19,099.04 and 8,797.91

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Solution

The fourth proportional to 13,837.62, 19,099.04 and 8,797.91 is: 12,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.62 : 19,099.04 = 8,797.91 : x
  2. Step 2: Convert to fraction form
    13,837.62/19,099.04 = 8,797.91/x
  3. Step 3: Cross multiply
    13,837.62x = 19,099.04 × 8,797.91
  4. Step 4: Simplify right side
    13,837.62x = 168,031,495.52
  5. Step 5: Solve for x
    x = 168,031,495.52/13,837.62
  6. Step 6: Final answer
    x = 12,143.09

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1.5x scale

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.