Home / 20,263.24-30,394.54-10,396.83

Finding the Fourth Proportional to 20,263.24, 30,394.54 and 10,396.83

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Solution

The fourth proportional to 20,263.24, 30,394.54 and 10,396.83 is: 15,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,263.24 : 30,394.54 = 10,396.83 : x
  2. Step 2: Convert to fraction form
    20,263.24/30,394.54 = 10,396.83/x
  3. Step 3: Cross multiply
    20,263.24x = 30,394.54 × 10,396.83
  4. Step 4: Simplify right side
    20,263.24x = 316,006,865.31
  5. Step 5: Solve for x
    x = 316,006,865.31/20,263.24
  6. Step 6: Final answer
    x = 15,595.08

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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.