Home / 16,332.96-22,497.48-12,789.84

Finding the Fourth Proportional to 16,332.96, 22,497.48 and 12,789.84

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Solution

The fourth proportional to 16,332.96, 22,497.48 and 12,789.84 is: 17,617.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,332.96 : 22,497.48 = 12,789.84 : x
  2. Step 2: Convert to fraction form
    16,332.96/22,497.48 = 12,789.84/x
  3. Step 3: Cross multiply
    16,332.96x = 22,497.48 × 12,789.84
  4. Step 4: Simplify right side
    16,332.96x = 287,739,169.60
  5. Step 5: Solve for x
    x = 287,739,169.60/16,332.96
  6. Step 6: Final answer
    x = 17,617.09

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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.