Home / 17,042.16-25,564.32-5,355.84

Finding the Fourth Proportional to 17,042.16, 25,564.32 and 5,355.84

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Solution

The fourth proportional to 17,042.16, 25,564.32 and 5,355.84 is: 8,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,042.16 : 25,564.32 = 5,355.84 : x
  2. Step 2: Convert to fraction form
    17,042.16/25,564.32 = 5,355.84/x
  3. Step 3: Cross multiply
    17,042.16x = 25,564.32 × 5,355.84
  4. Step 4: Simplify right side
    17,042.16x = 136,918,407.63
  5. Step 5: Solve for x
    x = 136,918,407.63/17,042.16
  6. Step 6: Final answer
    x = 8,034.10

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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.