Home / 36,416.86-54,724.11-19,789.18

Finding the Fourth Proportional to 36,416.86, 54,724.11 and 19,789.18

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Solution

The fourth proportional to 36,416.86, 54,724.11 and 19,789.18 is: 29,737.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,416.86 : 54,724.11 = 19,789.18 : x
  2. Step 2: Convert to fraction form
    36,416.86/54,724.11 = 19,789.18/x
  3. Step 3: Cross multiply
    36,416.86x = 54,724.11 × 19,789.18
  4. Step 4: Simplify right side
    36,416.86x = 1,082,945,263.13
  5. Step 5: Solve for x
    x = 1,082,945,263.13/36,416.86
  6. Step 6: Final answer
    x = 29,737.47

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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.