Home / 16,359.55-22,575.16-9,190.44

Finding the Fourth Proportional to 16,359.55, 22,575.16 and 9,190.44

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Solution

The fourth proportional to 16,359.55, 22,575.16 and 9,190.44 is: 12,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,359.55 : 22,575.16 = 9,190.44 : x
  2. Step 2: Convert to fraction form
    16,359.55/22,575.16 = 9,190.44/x
  3. Step 3: Cross multiply
    16,359.55x = 22,575.16 × 9,190.44
  4. Step 4: Simplify right side
    16,359.55x = 207,475,653.47
  5. Step 5: Solve for x
    x = 207,475,653.47/16,359.55
  6. Step 6: Final answer
    x = 12,682.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.