Home / 25,878.94-38,818.79-17,050.80

Finding the Fourth Proportional to 25,878.94, 38,818.79 and 17,050.80

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Solution

The fourth proportional to 25,878.94, 38,818.79 and 17,050.80 is: 25,576.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,878.94 : 38,818.79 = 17,050.80 : x
  2. Step 2: Convert to fraction form
    25,878.94/38,818.79 = 17,050.80/x
  3. Step 3: Cross multiply
    25,878.94x = 38,818.79 × 17,050.80
  4. Step 4: Simplify right side
    25,878.94x = 661,891,644.70
  5. Step 5: Solve for x
    x = 661,891,644.70/25,878.94
  6. Step 6: Final answer
    x = 25,576.46

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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.