Home / 16,169.70-24,254.55-12,864.90

Finding the Fourth Proportional to 16,169.70, 24,254.55 and 12,864.90

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Solution

The fourth proportional to 16,169.70, 24,254.55 and 12,864.90 is: 19,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,169.70 : 24,254.55 = 12,864.90 : x
  2. Step 2: Convert to fraction form
    16,169.70/24,254.55 = 12,864.90/x
  3. Step 3: Cross multiply
    16,169.70x = 24,254.55 × 12,864.90
  4. Step 4: Simplify right side
    16,169.70x = 312,032,360.30
  5. Step 5: Solve for x
    x = 312,032,360.30/16,169.70
  6. Step 6: Final answer
    x = 19,297.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.