Home / 13,228.29-19,832.58-5,723.91

Finding the Fourth Proportional to 13,228.29, 19,832.58 and 5,723.91

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Solution

The fourth proportional to 13,228.29, 19,832.58 and 5,723.91 is: 8,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,228.29 : 19,832.58 = 5,723.91 : x
  2. Step 2: Convert to fraction form
    13,228.29/19,832.58 = 5,723.91/x
  3. Step 3: Cross multiply
    13,228.29x = 19,832.58 × 5,723.91
  4. Step 4: Simplify right side
    13,228.29x = 113,519,902.99
  5. Step 5: Solve for x
    x = 113,519,902.99/13,228.29
  6. Step 6: Final answer
    x = 8,581.60

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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.