Home / 25,869.86-38,738.88-17,077.94

Finding the Fourth Proportional to 25,869.86, 38,738.88 and 17,077.94

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Solution

The fourth proportional to 25,869.86, 38,738.88 and 17,077.94 is: 25,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,869.86 : 38,738.88 = 17,077.94 : x
  2. Step 2: Convert to fraction form
    25,869.86/38,738.88 = 17,077.94/x
  3. Step 3: Cross multiply
    25,869.86x = 38,738.88 × 17,077.94
  4. Step 4: Simplify right side
    25,869.86x = 661,580,268.31
  5. Step 5: Solve for x
    x = 661,580,268.31/25,869.86
  6. Step 6: Final answer
    x = 25,573.40

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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.