Home / 16,822.85-23,214.59-9,267.69

Finding the Fourth Proportional to 16,822.85, 23,214.59 and 9,267.69

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Solution

The fourth proportional to 16,822.85, 23,214.59 and 9,267.69 is: 12,788.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.85 : 23,214.59 = 9,267.69 : x
  2. Step 2: Convert to fraction form
    16,822.85/23,214.59 = 9,267.69/x
  3. Step 3: Cross multiply
    16,822.85x = 23,214.59 × 9,267.69
  4. Step 4: Simplify right side
    16,822.85x = 215,145,577.26
  5. Step 5: Solve for x
    x = 215,145,577.26/16,822.85
  6. Step 6: Final answer
    x = 12,788.89

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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.