Home / 29,371.86-40,533.20-15,943.11

Finding the Fourth Proportional to 29,371.86, 40,533.20 and 15,943.11

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Solution

The fourth proportional to 29,371.86, 40,533.20 and 15,943.11 is: 22,001.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,371.86 : 40,533.20 = 15,943.11 : x
  2. Step 2: Convert to fraction form
    29,371.86/40,533.20 = 15,943.11/x
  3. Step 3: Cross multiply
    29,371.86x = 40,533.20 × 15,943.11
  4. Step 4: Simplify right side
    29,371.86x = 646,225,266.25
  5. Step 5: Solve for x
    x = 646,225,266.25/29,371.86
  6. Step 6: Final answer
    x = 22,001.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.