Home / 17,187.47-25,737.45-11,326.31

Finding the Fourth Proportional to 17,187.47, 25,737.45 and 11,326.31

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Solution

The fourth proportional to 17,187.47, 25,737.45 and 11,326.31 is: 16,960.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,187.47 : 25,737.45 = 11,326.31 : x
  2. Step 2: Convert to fraction form
    17,187.47/25,737.45 = 11,326.31/x
  3. Step 3: Cross multiply
    17,187.47x = 25,737.45 × 11,326.31
  4. Step 4: Simplify right side
    17,187.47x = 291,510,337.31
  5. Step 5: Solve for x
    x = 291,510,337.31/17,187.47
  6. Step 6: Final answer
    x = 16,960.63

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1.5x scale

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.