Home / 21,864.47-32,752-10,736.29

Finding the Fourth Proportional to 21,864.47, 32,752 and 10,736.29

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Solution

The fourth proportional to 21,864.47, 32,752 and 10,736.29 is: 16,082.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,864.47 : 32,752 = 10,736.29 : x
  2. Step 2: Convert to fraction form
    21,864.47/32,752 = 10,736.29/x
  3. Step 3: Cross multiply
    21,864.47x = 32,752 × 10,736.29
  4. Step 4: Simplify right side
    21,864.47x = 351,634,970.08
  5. Step 5: Solve for x
    x = 351,634,970.08/21,864.47
  6. Step 6: Final answer
    x = 16,082.48

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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.