Home / 21,359.61-32,046.27-10,267.11

Finding the Fourth Proportional to 21,359.61, 32,046.27 and 10,267.11

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Solution

The fourth proportional to 21,359.61, 32,046.27 and 10,267.11 is: 15,403.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359.61 : 32,046.27 = 10,267.11 : x
  2. Step 2: Convert to fraction form
    21,359.61/32,046.27 = 10,267.11/x
  3. Step 3: Cross multiply
    21,359.61x = 32,046.27 × 10,267.11
  4. Step 4: Simplify right side
    21,359.61x = 329,022,579.18
  5. Step 5: Solve for x
    x = 329,022,579.18/21,359.61
  6. Step 6: Final answer
    x = 15,403.96

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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.