Home / 12,569.91-18,829.35-5,896.32

Finding the Fourth Proportional to 12,569.91, 18,829.35 and 5,896.32

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Solution

The fourth proportional to 12,569.91, 18,829.35 and 5,896.32 is: 8,832.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.91 : 18,829.35 = 5,896.32 : x
  2. Step 2: Convert to fraction form
    12,569.91/18,829.35 = 5,896.32/x
  3. Step 3: Cross multiply
    12,569.91x = 18,829.35 × 5,896.32
  4. Step 4: Simplify right side
    12,569.91x = 111,023,872.99
  5. Step 5: Solve for x
    x = 111,023,872.99/12,569.91
  6. Step 6: Final answer
    x = 8,832.51

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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.