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Finding the Fourth Proportional to 36,046.64, 53,736.76 and 35,478.56

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Solution

The fourth proportional to 36,046.64, 53,736.76 and 35,478.56 is: 52,889.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,046.64 : 53,736.76 = 35,478.56 : x
  2. Step 2: Convert to fraction form
    36,046.64/53,736.76 = 35,478.56/x
  3. Step 3: Cross multiply
    36,046.64x = 53,736.76 × 35,478.56
  4. Step 4: Simplify right side
    36,046.64x = 1,906,502,863.87
  5. Step 5: Solve for x
    x = 1,906,502,863.87/36,046.64
  6. Step 6: Final answer
    x = 52,889.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.