Home / 29,299.48-40,451.90-19,245.76

Finding the Fourth Proportional to 29,299.48, 40,451.90 and 19,245.76

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Solution

The fourth proportional to 29,299.48, 40,451.90 and 19,245.76 is: 26,571.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,299.48 : 40,451.90 = 19,245.76 : x
  2. Step 2: Convert to fraction form
    29,299.48/40,451.90 = 19,245.76/x
  3. Step 3: Cross multiply
    29,299.48x = 40,451.90 × 19,245.76
  4. Step 4: Simplify right side
    29,299.48x = 778,527,558.94
  5. Step 5: Solve for x
    x = 778,527,558.94/29,299.48
  6. Step 6: Final answer
    x = 26,571.38

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.