Home / 47,377.96-65,378.77-25,863.41

Finding the Fourth Proportional to 47,377.96, 65,378.77 and 25,863.41

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Solution

The fourth proportional to 47,377.96, 65,378.77 and 25,863.41 is: 35,689.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,377.96 : 65,378.77 = 25,863.41 : x
  2. Step 2: Convert to fraction form
    47,377.96/65,378.77 = 25,863.41/x
  3. Step 3: Cross multiply
    47,377.96x = 65,378.77 × 25,863.41
  4. Step 4: Simplify right side
    47,377.96x = 1,690,918,032.59
  5. Step 5: Solve for x
    x = 1,690,918,032.59/47,377.96
  6. Step 6: Final answer
    x = 35,689.97

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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.