Home / 22,663.08-33,982.95-10,172.40

Finding the Fourth Proportional to 22,663.08, 33,982.95 and 10,172.40

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Solution

The fourth proportional to 22,663.08, 33,982.95 and 10,172.40 is: 15,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.08 : 33,982.95 = 10,172.40 : x
  2. Step 2: Convert to fraction form
    22,663.08/33,982.95 = 10,172.40/x
  3. Step 3: Cross multiply
    22,663.08x = 33,982.95 × 10,172.40
  4. Step 4: Simplify right side
    22,663.08x = 345,688,160.58
  5. Step 5: Solve for x
    x = 345,688,160.58/22,663.08
  6. Step 6: Final answer
    x = 15,253.36

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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.