Home / 16,928.08-23,359.92-9,374.20

Finding the Fourth Proportional to 16,928.08, 23,359.92 and 9,374.20

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Solution

The fourth proportional to 16,928.08, 23,359.92 and 9,374.20 is: 12,935.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.08 : 23,359.92 = 9,374.20 : x
  2. Step 2: Convert to fraction form
    16,928.08/23,359.92 = 9,374.20/x
  3. Step 3: Cross multiply
    16,928.08x = 23,359.92 × 9,374.20
  4. Step 4: Simplify right side
    16,928.08x = 218,980,562.06
  5. Step 5: Solve for x
    x = 218,980,562.06/16,928.08
  6. Step 6: Final answer
    x = 12,935.94

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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.