Home / 16,356.55-22,570.09-9,186.84

Finding the Fourth Proportional to 16,356.55, 22,570.09 and 9,186.84

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Solution

The fourth proportional to 16,356.55, 22,570.09 and 9,186.84 is: 12,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,356.55 : 22,570.09 = 9,186.84 : x
  2. Step 2: Convert to fraction form
    16,356.55/22,570.09 = 9,186.84/x
  3. Step 3: Cross multiply
    16,356.55x = 22,570.09 × 9,186.84
  4. Step 4: Simplify right side
    16,356.55x = 207,347,805.62
  5. Step 5: Solve for x
    x = 207,347,805.62/16,356.55
  6. Step 6: Final answer
    x = 12,676.74

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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.