Home / 16,897.52-25,350.41-11,909.62

Finding the Fourth Proportional to 16,897.52, 25,350.41 and 11,909.62

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Solution

The fourth proportional to 16,897.52, 25,350.41 and 11,909.62 is: 17,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897.52 : 25,350.41 = 11,909.62 : x
  2. Step 2: Convert to fraction form
    16,897.52/25,350.41 = 11,909.62/x
  3. Step 3: Cross multiply
    16,897.52x = 25,350.41 × 11,909.62
  4. Step 4: Simplify right side
    16,897.52x = 301,913,749.94
  5. Step 5: Solve for x
    x = 301,913,749.94/16,897.52
  6. Step 6: Final answer
    x = 17,867.34

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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.