Home / 47,105.18-65,005.70-25,884.46

Finding the Fourth Proportional to 47,105.18, 65,005.70 and 25,884.46

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Solution

The fourth proportional to 47,105.18, 65,005.70 and 25,884.46 is: 35,720.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,105.18 : 65,005.70 = 25,884.46 : x
  2. Step 2: Convert to fraction form
    47,105.18/65,005.70 = 25,884.46/x
  3. Step 3: Cross multiply
    47,105.18x = 65,005.70 × 25,884.46
  4. Step 4: Simplify right side
    47,105.18x = 1,682,637,441.42
  5. Step 5: Solve for x
    x = 1,682,637,441.42/47,105.18
  6. Step 6: Final answer
    x = 35,720.86

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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.