Home / 15,772.92-23,659.20-5,911.98

Finding the Fourth Proportional to 15,772.92, 23,659.20 and 5,911.98

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Solution

The fourth proportional to 15,772.92, 23,659.20 and 5,911.98 is: 8,867.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,772.92 : 23,659.20 = 5,911.98 : x
  2. Step 2: Convert to fraction form
    15,772.92/23,659.20 = 5,911.98/x
  3. Step 3: Cross multiply
    15,772.92x = 23,659.20 × 5,911.98
  4. Step 4: Simplify right side
    15,772.92x = 139,872,717.22
  5. Step 5: Solve for x
    x = 139,872,717.22/15,772.92
  6. Step 6: Final answer
    x = 8,867.90

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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.