Home / 16,658.07-22,987.71-9,104.42

Finding the Fourth Proportional to 16,658.07, 22,987.71 and 9,104.42

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Solution

The fourth proportional to 16,658.07, 22,987.71 and 9,104.42 is: 12,563.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,658.07 : 22,987.71 = 9,104.42 : x
  2. Step 2: Convert to fraction form
    16,658.07/22,987.71 = 9,104.42/x
  3. Step 3: Cross multiply
    16,658.07x = 22,987.71 × 9,104.42
  4. Step 4: Simplify right side
    16,658.07x = 209,289,651.74
  5. Step 5: Solve for x
    x = 209,289,651.74/16,658.07
  6. Step 6: Final answer
    x = 12,563.86

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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.