Home / 47,135.82-65,047.67-25,916.45

Finding the Fourth Proportional to 47,135.82, 65,047.67 and 25,916.45

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Solution

The fourth proportional to 47,135.82, 65,047.67 and 25,916.45 is: 35,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,135.82 : 65,047.67 = 25,916.45 : x
  2. Step 2: Convert to fraction form
    47,135.82/65,047.67 = 25,916.45/x
  3. Step 3: Cross multiply
    47,135.82x = 65,047.67 × 25,916.45
  4. Step 4: Simplify right side
    47,135.82x = 1,685,804,751.96
  5. Step 5: Solve for x
    x = 1,685,804,751.96/47,135.82
  6. Step 6: Final answer
    x = 35,764.84

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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.