Home / 12,744.32-19,116.48-6,584

Finding the Fourth Proportional to 12,744.32, 19,116.48 and 6,584

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Solution

The fourth proportional to 12,744.32, 19,116.48 and 6,584 is: 9,876

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,744.32 : 19,116.48 = 6,584 : x
  2. Step 2: Convert to fraction form
    12,744.32/19,116.48 = 6,584/x
  3. Step 3: Cross multiply
    12,744.32x = 19,116.48 × 6,584
  4. Step 4: Simplify right side
    12,744.32x = 125,862,904.32
  5. Step 5: Solve for x
    x = 125,862,904.32/12,744.32
  6. Step 6: Final answer
    x = 9,876

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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.