Home / 16,427.77-22,670.31-8,874.10

Finding the Fourth Proportional to 16,427.77, 22,670.31 and 8,874.10

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Solution

The fourth proportional to 16,427.77, 22,670.31 and 8,874.10 is: 12,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,427.77 : 22,670.31 = 8,874.10 : x
  2. Step 2: Convert to fraction form
    16,427.77/22,670.31 = 8,874.10/x
  3. Step 3: Cross multiply
    16,427.77x = 22,670.31 × 8,874.10
  4. Step 4: Simplify right side
    16,427.77x = 201,178,568.77
  5. Step 5: Solve for x
    x = 201,178,568.77/16,427.77
  6. Step 6: Final answer
    x = 12,246.25

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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.