Home / 47,225.87-65,170.21-25,715.02

Finding the Fourth Proportional to 47,225.87, 65,170.21 and 25,715.02

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Solution

The fourth proportional to 47,225.87, 65,170.21 and 25,715.02 is: 35,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,225.87 : 65,170.21 = 25,715.02 : x
  2. Step 2: Convert to fraction form
    47,225.87/65,170.21 = 25,715.02/x
  3. Step 3: Cross multiply
    47,225.87x = 65,170.21 × 25,715.02
  4. Step 4: Simplify right side
    47,225.87x = 1,675,853,160.59
  5. Step 5: Solve for x
    x = 1,675,853,160.59/47,225.87
  6. Step 6: Final answer
    x = 35,485.91

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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.