Home / 16,619.60-22,934.88-9,167.60

Finding the Fourth Proportional to 16,619.60, 22,934.88 and 9,167.60

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Solution

The fourth proportional to 16,619.60, 22,934.88 and 9,167.60 is: 12,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.60 : 22,934.88 = 9,167.60 : x
  2. Step 2: Convert to fraction form
    16,619.60/22,934.88 = 9,167.60/x
  3. Step 3: Cross multiply
    16,619.60x = 22,934.88 × 9,167.60
  4. Step 4: Simplify right side
    16,619.60x = 210,257,805.89
  5. Step 5: Solve for x
    x = 210,257,805.89/16,619.60
  6. Step 6: Final answer
    x = 12,651.20

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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.