Home / 13,172.61-19,758.89-6,150.27

Finding the Fourth Proportional to 13,172.61, 19,758.89 and 6,150.27

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Solution

The fourth proportional to 13,172.61, 19,758.89 and 6,150.27 is: 9,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,172.61 : 19,758.89 = 6,150.27 : x
  2. Step 2: Convert to fraction form
    13,172.61/19,758.89 = 6,150.27/x
  3. Step 3: Cross multiply
    13,172.61x = 19,758.89 × 6,150.27
  4. Step 4: Simplify right side
    13,172.61x = 121,522,508.40
  5. Step 5: Solve for x
    x = 121,522,508.40/13,172.61
  6. Step 6: Final answer
    x = 9,225.39

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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.