Home / 25,957.91-35,841.97-20,282.85

Finding the Fourth Proportional to 25,957.91, 35,841.97 and 20,282.85

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Solution

The fourth proportional to 25,957.91, 35,841.97 and 20,282.85 is: 28,006.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,957.91 : 35,841.97 = 20,282.85 : x
  2. Step 2: Convert to fraction form
    25,957.91/35,841.97 = 20,282.85/x
  3. Step 3: Cross multiply
    25,957.91x = 35,841.97 × 20,282.85
  4. Step 4: Simplify right side
    25,957.91x = 726,977,250.51
  5. Step 5: Solve for x
    x = 726,977,250.51/25,957.91
  6. Step 6: Final answer
    x = 28,006.00

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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.