Home / 20,208.18-30,313.92-7,060.26

Finding the Fourth Proportional to 20,208.18, 30,313.92 and 7,060.26

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Solution

The fourth proportional to 20,208.18, 30,313.92 and 7,060.26 is: 10,590.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208.18 : 30,313.92 = 7,060.26 : x
  2. Step 2: Convert to fraction form
    20,208.18/30,313.92 = 7,060.26/x
  3. Step 3: Cross multiply
    20,208.18x = 30,313.92 × 7,060.26
  4. Step 4: Simplify right side
    20,208.18x = 214,024,156.82
  5. Step 5: Solve for x
    x = 214,024,156.82/20,208.18
  6. Step 6: Final answer
    x = 10,590.97

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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.