Home / 13,231.17-19,824.39-6,558.75

Finding the Fourth Proportional to 13,231.17, 19,824.39 and 6,558.75

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Solution

The fourth proportional to 13,231.17, 19,824.39 and 6,558.75 is: 9,827.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,231.17 : 19,824.39 = 6,558.75 : x
  2. Step 2: Convert to fraction form
    13,231.17/19,824.39 = 6,558.75/x
  3. Step 3: Cross multiply
    13,231.17x = 19,824.39 × 6,558.75
  4. Step 4: Simplify right side
    13,231.17x = 130,023,217.91
  5. Step 5: Solve for x
    x = 130,023,217.91/13,231.17
  6. Step 6: Final answer
    x = 9,827.04

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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.