Home / 16,928.74-23,360.85-9,374.56

Finding the Fourth Proportional to 16,928.74, 23,360.85 and 9,374.56

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Solution

The fourth proportional to 16,928.74, 23,360.85 and 9,374.56 is: 12,936.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.74 : 23,360.85 = 9,374.56 : x
  2. Step 2: Convert to fraction form
    16,928.74/23,360.85 = 9,374.56/x
  3. Step 3: Cross multiply
    16,928.74x = 23,360.85 × 9,374.56
  4. Step 4: Simplify right side
    16,928.74x = 218,997,689.98
  5. Step 5: Solve for x
    x = 218,997,689.98/16,928.74
  6. Step 6: Final answer
    x = 12,936.44

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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.