Home / 25,773.24-38,659.86-11,920.44

Finding the Fourth Proportional to 25,773.24, 38,659.86 and 11,920.44

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Solution

The fourth proportional to 25,773.24, 38,659.86 and 11,920.44 is: 17,880.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,773.24 : 38,659.86 = 11,920.44 : x
  2. Step 2: Convert to fraction form
    25,773.24/38,659.86 = 11,920.44/x
  3. Step 3: Cross multiply
    25,773.24x = 38,659.86 × 11,920.44
  4. Step 4: Simplify right side
    25,773.24x = 460,842,541.54
  5. Step 5: Solve for x
    x = 460,842,541.54/25,773.24
  6. Step 6: Final answer
    x = 17,880.66

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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.