Home / 17,115.48-25,655.81-11,569.41

Finding the Fourth Proportional to 17,115.48, 25,655.81 and 11,569.41

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Solution

The fourth proportional to 17,115.48, 25,655.81 and 11,569.41 is: 17,342.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.48 : 25,655.81 = 11,569.41 : x
  2. Step 2: Convert to fraction form
    17,115.48/25,655.81 = 11,569.41/x
  3. Step 3: Cross multiply
    17,115.48x = 25,655.81 × 11,569.41
  4. Step 4: Simplify right side
    17,115.48x = 296,822,526.93
  5. Step 5: Solve for x
    x = 296,822,526.93/17,115.48
  6. Step 6: Final answer
    x = 17,342.34

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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.