Home / 47,101.86-64,999.26-25,881.12

Finding the Fourth Proportional to 47,101.86, 64,999.26 and 25,881.12

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Solution

The fourth proportional to 47,101.86, 64,999.26 and 25,881.12 is: 35,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,101.86 : 64,999.26 = 25,881.12 : x
  2. Step 2: Convert to fraction form
    47,101.86/64,999.26 = 25,881.12/x
  3. Step 3: Cross multiply
    47,101.86x = 64,999.26 × 25,881.12
  4. Step 4: Simplify right side
    47,101.86x = 1,682,253,647.97
  5. Step 5: Solve for x
    x = 1,682,253,647.97/47,101.86
  6. Step 6: Final answer
    x = 35,715.23

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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.