Home / 25,871.86-38,741.88-17,079.94

Finding the Fourth Proportional to 25,871.86, 38,741.88 and 17,079.94

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Solution

The fourth proportional to 25,871.86, 38,741.88 and 17,079.94 is: 25,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,871.86 : 38,741.88 = 17,079.94 : x
  2. Step 2: Convert to fraction form
    25,871.86/38,741.88 = 17,079.94/x
  3. Step 3: Cross multiply
    25,871.86x = 38,741.88 × 17,079.94
  4. Step 4: Simplify right side
    25,871.86x = 661,708,985.89
  5. Step 5: Solve for x
    x = 661,708,985.89/25,871.86
  6. Step 6: Final answer
    x = 25,576.40

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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.