Home / 21,394.54-32,080.06-6,599.36

Finding the Fourth Proportional to 21,394.54, 32,080.06 and 6,599.36

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Solution

The fourth proportional to 21,394.54, 32,080.06 and 6,599.36 is: 9,895.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,394.54 : 32,080.06 = 6,599.36 : x
  2. Step 2: Convert to fraction form
    21,394.54/32,080.06 = 6,599.36/x
  3. Step 3: Cross multiply
    21,394.54x = 32,080.06 × 6,599.36
  4. Step 4: Simplify right side
    21,394.54x = 211,707,864.76
  5. Step 5: Solve for x
    x = 211,707,864.76/21,394.54
  6. Step 6: Final answer
    x = 9,895.42

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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.