Home / 15,778.15-23,660.29-5,910.50

Finding the Fourth Proportional to 15,778.15, 23,660.29 and 5,910.50

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Solution

The fourth proportional to 15,778.15, 23,660.29 and 5,910.50 is: 8,863.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778.15 : 23,660.29 = 5,910.50 : x
  2. Step 2: Convert to fraction form
    15,778.15/23,660.29 = 5,910.50/x
  3. Step 3: Cross multiply
    15,778.15x = 23,660.29 × 5,910.50
  4. Step 4: Simplify right side
    15,778.15x = 139,844,188.42
  5. Step 5: Solve for x
    x = 139,844,188.42/15,778.15
  6. Step 6: Final answer
    x = 8,863.16

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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.