Home / 20,592.48-30,873.12-7,261.92

Finding the Fourth Proportional to 20,592.48, 30,873.12 and 7,261.92

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Solution

The fourth proportional to 20,592.48, 30,873.12 and 7,261.92 is: 10,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,592.48 : 30,873.12 = 7,261.92 : x
  2. Step 2: Convert to fraction form
    20,592.48/30,873.12 = 7,261.92/x
  3. Step 3: Cross multiply
    20,592.48x = 30,873.12 × 7,261.92
  4. Step 4: Simplify right side
    20,592.48x = 224,198,127.59
  5. Step 5: Solve for x
    x = 224,198,127.59/20,592.48
  6. Step 6: Final answer
    x = 10,887.38

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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.