Home / 13,046.30-19,569.45-6,465.86

Finding the Fourth Proportional to 13,046.30, 19,569.45 and 6,465.86

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Solution

The fourth proportional to 13,046.30, 19,569.45 and 6,465.86 is: 9,698.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046.30 : 19,569.45 = 6,465.86 : x
  2. Step 2: Convert to fraction form
    13,046.30/19,569.45 = 6,465.86/x
  3. Step 3: Cross multiply
    13,046.30x = 19,569.45 × 6,465.86
  4. Step 4: Simplify right side
    13,046.30x = 126,533,226.13
  5. Step 5: Solve for x
    x = 126,533,226.13/13,046.30
  6. Step 6: Final answer
    x = 9,698.79

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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.