Home / 36,129.92-54,218.01-19,501.53

Finding the Fourth Proportional to 36,129.92, 54,218.01 and 19,501.53

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Solution

The fourth proportional to 36,129.92, 54,218.01 and 19,501.53 is: 29,264.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,129.92 : 54,218.01 = 19,501.53 : x
  2. Step 2: Convert to fraction form
    36,129.92/54,218.01 = 19,501.53/x
  3. Step 3: Cross multiply
    36,129.92x = 54,218.01 × 19,501.53
  4. Step 4: Simplify right side
    36,129.92x = 1,057,334,148.56
  5. Step 5: Solve for x
    x = 1,057,334,148.56/36,129.92
  6. Step 6: Final answer
    x = 29,264.78

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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.