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Finding the Fourth Proportional to 47,016.70, 64,883.05 and 25,795.51

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Solution

The fourth proportional to 47,016.70, 64,883.05 and 25,795.51 is: 35,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,016.70 : 64,883.05 = 25,795.51 : x
  2. Step 2: Convert to fraction form
    47,016.70/64,883.05 = 25,795.51/x
  3. Step 3: Cross multiply
    47,016.70x = 64,883.05 × 25,795.51
  4. Step 4: Simplify right side
    47,016.70x = 1,673,691,575.93
  5. Step 5: Solve for x
    x = 1,673,691,575.93/47,016.70
  6. Step 6: Final answer
    x = 35,597.81

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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.