Home / 25,772.93-38,665.45-8,002.68

Finding the Fourth Proportional to 25,772.93, 38,665.45 and 8,002.68

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Solution

The fourth proportional to 25,772.93, 38,665.45 and 8,002.68 is: 12,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,772.93 : 38,665.45 = 8,002.68 : x
  2. Step 2: Convert to fraction form
    25,772.93/38,665.45 = 8,002.68/x
  3. Step 3: Cross multiply
    25,772.93x = 38,665.45 × 8,002.68
  4. Step 4: Simplify right side
    25,772.93x = 309,427,223.41
  5. Step 5: Solve for x
    x = 309,427,223.41/25,772.93
  6. Step 6: Final answer
    x = 12,005.90

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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.