Home / 25,260.68-37,866.26-21,520.91

Finding the Fourth Proportional to 25,260.68, 37,866.26 and 21,520.91

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Solution

The fourth proportional to 25,260.68, 37,866.26 and 21,520.91 is: 32,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.68 : 37,866.26 = 21,520.91 : x
  2. Step 2: Convert to fraction form
    25,260.68/37,866.26 = 21,520.91/x
  3. Step 3: Cross multiply
    25,260.68x = 37,866.26 × 21,520.91
  4. Step 4: Simplify right side
    25,260.68x = 814,916,248.44
  5. Step 5: Solve for x
    x = 814,916,248.44/25,260.68
  6. Step 6: Final answer
    x = 32,260.27

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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.