Home / 21,359.53-32,046.63-10,824.31

Finding the Fourth Proportional to 21,359.53, 32,046.63 and 10,824.31

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Solution

The fourth proportional to 21,359.53, 32,046.63 and 10,824.31 is: 16,240.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359.53 : 32,046.63 = 10,824.31 : x
  2. Step 2: Convert to fraction form
    21,359.53/32,046.63 = 10,824.31/x
  3. Step 3: Cross multiply
    21,359.53x = 32,046.63 × 10,824.31
  4. Step 4: Simplify right side
    21,359.53x = 346,882,657.58
  5. Step 5: Solve for x
    x = 346,882,657.58/21,359.53
  6. Step 6: Final answer
    x = 16,240.18

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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.