Home / 22,055.08-33,083.68-8,905.80

Finding the Fourth Proportional to 22,055.08, 33,083.68 and 8,905.80

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Solution

The fourth proportional to 22,055.08, 33,083.68 and 8,905.80 is: 13,359.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055.08 : 33,083.68 = 8,905.80 : x
  2. Step 2: Convert to fraction form
    22,055.08/33,083.68 = 8,905.80/x
  3. Step 3: Cross multiply
    22,055.08x = 33,083.68 × 8,905.80
  4. Step 4: Simplify right side
    22,055.08x = 294,636,637.34
  5. Step 5: Solve for x
    x = 294,636,637.34/22,055.08
  6. Step 6: Final answer
    x = 13,359.13

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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.