Home / 25,539.74-38,315.00-8,011.34

Finding the Fourth Proportional to 25,539.74, 38,315.00 and 8,011.34

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Solution

The fourth proportional to 25,539.74, 38,315.00 and 8,011.34 is: 12,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,539.74 : 38,315.00 = 8,011.34 : x
  2. Step 2: Convert to fraction form
    25,539.74/38,315.00 = 8,011.34/x
  3. Step 3: Cross multiply
    25,539.74x = 38,315.00 × 8,011.34
  4. Step 4: Simplify right side
    25,539.74x = 306,954,320.55
  5. Step 5: Solve for x
    x = 306,954,320.55/25,539.74
  6. Step 6: Final answer
    x = 12,018.70

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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.