Home / 16,927.47-25,400.66-6,404.49

Finding the Fourth Proportional to 16,927.47, 25,400.66 and 6,404.49

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Solution

The fourth proportional to 16,927.47, 25,400.66 and 6,404.49 is: 9,610.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,927.47 : 25,400.66 = 6,404.49 : x
  2. Step 2: Convert to fraction form
    16,927.47/25,400.66 = 6,404.49/x
  3. Step 3: Cross multiply
    16,927.47x = 25,400.66 × 6,404.49
  4. Step 4: Simplify right side
    16,927.47x = 162,678,240.94
  5. Step 5: Solve for x
    x = 162,678,240.94/16,927.47
  6. Step 6: Final answer
    x = 9,610.31

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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.