Home / 22,665.09-33,985.94-10,174.40

Finding the Fourth Proportional to 22,665.09, 33,985.94 and 10,174.40

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Solution

The fourth proportional to 22,665.09, 33,985.94 and 10,174.40 is: 15,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,665.09 : 33,985.94 = 10,174.40 : x
  2. Step 2: Convert to fraction form
    22,665.09/33,985.94 = 10,174.40/x
  3. Step 3: Cross multiply
    22,665.09x = 33,985.94 × 10,174.40
  4. Step 4: Simplify right side
    22,665.09x = 345,786,547.94
  5. Step 5: Solve for x
    x = 345,786,547.94/22,665.09
  6. Step 6: Final answer
    x = 15,256.35

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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.