Home / 20,092.32-30,140.10-6,944.81

Finding the Fourth Proportional to 20,092.32, 30,140.10 and 6,944.81

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Solution

The fourth proportional to 20,092.32, 30,140.10 and 6,944.81 is: 10,417.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.32 : 30,140.10 = 6,944.81 : x
  2. Step 2: Convert to fraction form
    20,092.32/30,140.10 = 6,944.81/x
  3. Step 3: Cross multiply
    20,092.32x = 30,140.10 × 6,944.81
  4. Step 4: Simplify right side
    20,092.32x = 209,317,117.18
  5. Step 5: Solve for x
    x = 209,317,117.18/20,092.32
  6. Step 6: Final answer
    x = 10,417.77

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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.