Home / 47,379.41-65,383.73-25,869.20

Finding the Fourth Proportional to 47,379.41, 65,383.73 and 25,869.20

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Solution

The fourth proportional to 47,379.41, 65,383.73 and 25,869.20 is: 35,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,379.41 : 65,383.73 = 25,869.20 : x
  2. Step 2: Convert to fraction form
    47,379.41/65,383.73 = 25,869.20/x
  3. Step 3: Cross multiply
    47,379.41x = 65,383.73 × 25,869.20
  4. Step 4: Simplify right side
    47,379.41x = 1,691,424,331.85
  5. Step 5: Solve for x
    x = 1,691,424,331.85/47,379.41
  6. Step 6: Final answer
    x = 35,699.57

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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.