Home / 16,521.66-22,805.96-12,068.28

Finding the Fourth Proportional to 16,521.66, 22,805.96 and 12,068.28

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Solution

The fourth proportional to 16,521.66, 22,805.96 and 12,068.28 is: 16,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.66 : 22,805.96 = 12,068.28 : x
  2. Step 2: Convert to fraction form
    16,521.66/22,805.96 = 12,068.28/x
  3. Step 3: Cross multiply
    16,521.66x = 22,805.96 × 12,068.28
  4. Step 4: Simplify right side
    16,521.66x = 275,228,650.61
  5. Step 5: Solve for x
    x = 275,228,650.61/16,521.66
  6. Step 6: Final answer
    x = 16,658.66

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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.