Home / 25,077.68-34,608.36-13,899.92

Finding the Fourth Proportional to 25,077.68, 34,608.36 and 13,899.92

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Solution

The fourth proportional to 25,077.68, 34,608.36 and 13,899.92 is: 19,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,077.68 : 34,608.36 = 13,899.92 : x
  2. Step 2: Convert to fraction form
    25,077.68/34,608.36 = 13,899.92/x
  3. Step 3: Cross multiply
    25,077.68x = 34,608.36 × 13,899.92
  4. Step 4: Simplify right side
    25,077.68x = 481,053,435.33
  5. Step 5: Solve for x
    x = 481,053,435.33/25,077.68
  6. Step 6: Final answer
    x = 19,182.53

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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.