Home / 47,129.40-65,035.86-25,908.66

Finding the Fourth Proportional to 47,129.40, 65,035.86 and 25,908.66

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Solution

The fourth proportional to 47,129.40, 65,035.86 and 25,908.66 is: 35,752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,129.40 : 65,035.86 = 25,908.66 : x
  2. Step 2: Convert to fraction form
    47,129.40/65,035.86 = 25,908.66/x
  3. Step 3: Cross multiply
    47,129.40x = 65,035.86 × 25,908.66
  4. Step 4: Simplify right side
    47,129.40x = 1,684,991,984.55
  5. Step 5: Solve for x
    x = 1,684,991,984.55/47,129.40
  6. Step 6: Final answer
    x = 35,752.46

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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.