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Finding the Fourth Proportional to 36,476.79, 50,337.95 and 19,709.79

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Solution

The fourth proportional to 36,476.79, 50,337.95 and 19,709.79 is: 27,199.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,476.79 : 50,337.95 = 19,709.79 : x
  2. Step 2: Convert to fraction form
    36,476.79/50,337.95 = 19,709.79/x
  3. Step 3: Cross multiply
    36,476.79x = 50,337.95 × 19,709.79
  4. Step 4: Simplify right side
    36,476.79x = 992,150,324.98
  5. Step 5: Solve for x
    x = 992,150,324.98/36,476.79
  6. Step 6: Final answer
    x = 27,199.50

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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.