Home / 25,759.14-38,637.90-8,228.58

Finding the Fourth Proportional to 25,759.14, 38,637.90 and 8,228.58

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Solution

The fourth proportional to 25,759.14, 38,637.90 and 8,228.58 is: 12,342.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,759.14 : 38,637.90 = 8,228.58 : x
  2. Step 2: Convert to fraction form
    25,759.14/38,637.90 = 8,228.58/x
  3. Step 3: Cross multiply
    25,759.14x = 38,637.90 × 8,228.58
  4. Step 4: Simplify right side
    25,759.14x = 317,935,051.18
  5. Step 5: Solve for x
    x = 317,935,051.18/25,759.14
  6. Step 6: Final answer
    x = 12,342.61

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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.