Home / 22,563.06-33,838.40-12,555.48

Finding the Fourth Proportional to 22,563.06, 33,838.40 and 12,555.48

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Solution

The fourth proportional to 22,563.06, 33,838.40 and 12,555.48 is: 18,829.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,563.06 : 33,838.40 = 12,555.48 : x
  2. Step 2: Convert to fraction form
    22,563.06/33,838.40 = 12,555.48/x
  3. Step 3: Cross multiply
    22,563.06x = 33,838.40 × 12,555.48
  4. Step 4: Simplify right side
    22,563.06x = 424,857,354.43
  5. Step 5: Solve for x
    x = 424,857,354.43/22,563.06
  6. Step 6: Final answer
    x = 18,829.78

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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.