Home / 47,171.70-65,095.38-25,950.78

Finding the Fourth Proportional to 47,171.70, 65,095.38 and 25,950.78

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Solution

The fourth proportional to 47,171.70, 65,095.38 and 25,950.78 is: 35,811.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,171.70 : 65,095.38 = 25,950.78 : x
  2. Step 2: Convert to fraction form
    47,171.70/65,095.38 = 25,950.78/x
  3. Step 3: Cross multiply
    47,171.70x = 65,095.38 × 25,950.78
  4. Step 4: Simplify right side
    47,171.70x = 1,689,275,885.40
  5. Step 5: Solve for x
    x = 1,689,275,885.40/47,171.70
  6. Step 6: Final answer
    x = 35,811.21

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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.