Home / 20,363.22-30,541.14-7,036.20

Finding the Fourth Proportional to 20,363.22, 30,541.14 and 7,036.20

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Solution

The fourth proportional to 20,363.22, 30,541.14 and 7,036.20 is: 10,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363.22 : 30,541.14 = 7,036.20 : x
  2. Step 2: Convert to fraction form
    20,363.22/30,541.14 = 7,036.20/x
  3. Step 3: Cross multiply
    20,363.22x = 30,541.14 × 7,036.20
  4. Step 4: Simplify right side
    20,363.22x = 214,893,569.27
  5. Step 5: Solve for x
    x = 214,893,569.27/20,363.22
  6. Step 6: Final answer
    x = 10,553.02

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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.