Home / 13,167.64-19,723.78-6,153.58

Finding the Fourth Proportional to 13,167.64, 19,723.78 and 6,153.58

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Solution

The fourth proportional to 13,167.64, 19,723.78 and 6,153.58 is: 9,217.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167.64 : 19,723.78 = 6,153.58 : x
  2. Step 2: Convert to fraction form
    13,167.64/19,723.78 = 6,153.58/x
  3. Step 3: Cross multiply
    13,167.64x = 19,723.78 × 6,153.58
  4. Step 4: Simplify right side
    13,167.64x = 121,371,858.13
  5. Step 5: Solve for x
    x = 121,371,858.13/13,167.64
  6. Step 6: Final answer
    x = 9,217.43

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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.