Home / 22,169.50-33,254.21-12,929.02

Finding the Fourth Proportional to 22,169.50, 33,254.21 and 12,929.02

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Solution

The fourth proportional to 22,169.50, 33,254.21 and 12,929.02 is: 19,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169.50 : 33,254.21 = 12,929.02 : x
  2. Step 2: Convert to fraction form
    22,169.50/33,254.21 = 12,929.02/x
  3. Step 3: Cross multiply
    22,169.50x = 33,254.21 × 12,929.02
  4. Step 4: Simplify right side
    22,169.50x = 429,944,346.17
  5. Step 5: Solve for x
    x = 429,944,346.17/22,169.50
  6. Step 6: Final answer
    x = 19,393.51

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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.