Home / 16,928.47-23,363.94-9,660.58

Finding the Fourth Proportional to 16,928.47, 23,363.94 and 9,660.58

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Solution

The fourth proportional to 16,928.47, 23,363.94 and 9,660.58 is: 13,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.47 : 23,363.94 = 9,660.58 : x
  2. Step 2: Convert to fraction form
    16,928.47/23,363.94 = 9,660.58/x
  3. Step 3: Cross multiply
    16,928.47x = 23,363.94 × 9,660.58
  4. Step 4: Simplify right side
    16,928.47x = 225,709,189.30
  5. Step 5: Solve for x
    x = 225,709,189.30/16,928.47
  6. Step 6: Final answer
    x = 13,333.11

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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.