Home / 16,875.35-23,287.36-9,322

Finding the Fourth Proportional to 16,875.35, 23,287.36 and 9,322

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Solution

The fourth proportional to 16,875.35, 23,287.36 and 9,322 is: 12,864.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.35 : 23,287.36 = 9,322 : x
  2. Step 2: Convert to fraction form
    16,875.35/23,287.36 = 9,322/x
  3. Step 3: Cross multiply
    16,875.35x = 23,287.36 × 9,322
  4. Step 4: Simplify right side
    16,875.35x = 217,084,769.92
  5. Step 5: Solve for x
    x = 217,084,769.92/16,875.35
  6. Step 6: Final answer
    x = 12,864.02

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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.