Home / 16,520.94-22,798.66-8,967.08

Finding the Fourth Proportional to 16,520.94, 22,798.66 and 8,967.08

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Solution

The fourth proportional to 16,520.94, 22,798.66 and 8,967.08 is: 12,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.94 : 22,798.66 = 8,967.08 : x
  2. Step 2: Convert to fraction form
    16,520.94/22,798.66 = 8,967.08/x
  3. Step 3: Cross multiply
    16,520.94x = 22,798.66 × 8,967.08
  4. Step 4: Simplify right side
    16,520.94x = 204,437,390.82
  5. Step 5: Solve for x
    x = 204,437,390.82/16,520.94
  6. Step 6: Final answer
    x = 12,374.44

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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.