Home / 16,883.28-23,298.86-9,329.62

Finding the Fourth Proportional to 16,883.28, 23,298.86 and 9,329.62

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Solution

The fourth proportional to 16,883.28, 23,298.86 and 9,329.62 is: 12,874.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.28 : 23,298.86 = 9,329.62 : x
  2. Step 2: Convert to fraction form
    16,883.28/23,298.86 = 9,329.62/x
  3. Step 3: Cross multiply
    16,883.28x = 23,298.86 × 9,329.62
  4. Step 4: Simplify right side
    16,883.28x = 217,369,510.23
  5. Step 5: Solve for x
    x = 217,369,510.23/16,883.28
  6. Step 6: Final answer
    x = 12,874.84

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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.