Home / 16,678.62-23,022.28-9,607.86

Finding the Fourth Proportional to 16,678.62, 23,022.28 and 9,607.86

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Solution

The fourth proportional to 16,678.62, 23,022.28 and 9,607.86 is: 13,262.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.62 : 23,022.28 = 9,607.86 : x
  2. Step 2: Convert to fraction form
    16,678.62/23,022.28 = 9,607.86/x
  3. Step 3: Cross multiply
    16,678.62x = 23,022.28 × 9,607.86
  4. Step 4: Simplify right side
    16,678.62x = 221,194,843.12
  5. Step 5: Solve for x
    x = 221,194,843.12/16,678.62
  6. Step 6: Final answer
    x = 13,262.18

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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.