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Finding the Fourth Proportional to 36,484.86, 50,349.11 and 19,717.86

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Solution

The fourth proportional to 36,484.86, 50,349.11 and 19,717.86 is: 27,210.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,484.86 : 50,349.11 = 19,717.86 : x
  2. Step 2: Convert to fraction form
    36,484.86/50,349.11 = 19,717.86/x
  3. Step 3: Cross multiply
    36,484.86x = 50,349.11 × 19,717.86
  4. Step 4: Simplify right side
    36,484.86x = 992,776,603.52
  5. Step 5: Solve for x
    x = 992,776,603.52/36,484.86
  6. Step 6: Final answer
    x = 27,210.65

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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.