Home / 47,211.54-65,151.75-25,990.81

Finding the Fourth Proportional to 47,211.54, 65,151.75 and 25,990.81

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Solution

The fourth proportional to 47,211.54, 65,151.75 and 25,990.81 is: 35,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,211.54 : 65,151.75 = 25,990.81 : x
  2. Step 2: Convert to fraction form
    47,211.54/65,151.75 = 25,990.81/x
  3. Step 3: Cross multiply
    47,211.54x = 65,151.75 × 25,990.81
  4. Step 4: Simplify right side
    47,211.54x = 1,693,346,755.42
  5. Step 5: Solve for x
    x = 1,693,346,755.42/47,211.54
  6. Step 6: Final answer
    x = 35,867.22

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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.