Home / 53,861.13-80,791.74-25,774.59

Finding the Fourth Proportional to 53,861.13, 80,791.74 and 25,774.59

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Solution

The fourth proportional to 53,861.13, 80,791.74 and 25,774.59 is: 38,661.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,861.13 : 80,791.74 = 25,774.59 : x
  2. Step 2: Convert to fraction form
    53,861.13/80,791.74 = 25,774.59/x
  3. Step 3: Cross multiply
    53,861.13x = 80,791.74 × 25,774.59
  4. Step 4: Simplify right side
    53,861.13x = 2,082,373,973.89
  5. Step 5: Solve for x
    x = 2,082,373,973.89/53,861.13
  6. Step 6: Final answer
    x = 38,661.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.