Home / 47,377.84-65,378.60-25,863.29

Finding the Fourth Proportional to 47,377.84, 65,378.60 and 25,863.29

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Solution

The fourth proportional to 47,377.84, 65,378.60 and 25,863.29 is: 35,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,377.84 : 65,378.60 = 25,863.29 : x
  2. Step 2: Convert to fraction form
    47,377.84/65,378.60 = 25,863.29/x
  3. Step 3: Cross multiply
    47,377.84x = 65,378.60 × 25,863.29
  4. Step 4: Simplify right side
    47,377.84x = 1,690,905,562.28
  5. Step 5: Solve for x
    x = 1,690,905,562.28/47,377.84
  6. Step 6: Final answer
    x = 35,689.80

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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.