Home / 20,363.01-28,095.63-11,747.10

Finding the Fourth Proportional to 20,363.01, 28,095.63 and 11,747.10

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Solution

The fourth proportional to 20,363.01, 28,095.63 and 11,747.10 is: 16,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363.01 : 28,095.63 = 11,747.10 : x
  2. Step 2: Convert to fraction form
    20,363.01/28,095.63 = 11,747.10/x
  3. Step 3: Cross multiply
    20,363.01x = 28,095.63 × 11,747.10
  4. Step 4: Simplify right side
    20,363.01x = 330,042,236.48
  5. Step 5: Solve for x
    x = 330,042,236.48/20,363.01
  6. Step 6: Final answer
    x = 16,207.93

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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.