Home / 16,289.16-22,479.48-8,837.16

Finding the Fourth Proportional to 16,289.16, 22,479.48 and 8,837.16

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Solution

The fourth proportional to 16,289.16, 22,479.48 and 8,837.16 is: 12,195.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,289.16 : 22,479.48 = 8,837.16 : x
  2. Step 2: Convert to fraction form
    16,289.16/22,479.48 = 8,837.16/x
  3. Step 3: Cross multiply
    16,289.16x = 22,479.48 × 8,837.16
  4. Step 4: Simplify right side
    16,289.16x = 198,654,761.48
  5. Step 5: Solve for x
    x = 198,654,761.48/16,289.16
  6. Step 6: Final answer
    x = 12,195.52

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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.