Home / 15,600.98-23,407.31-8,099.85

Finding the Fourth Proportional to 15,600.98, 23,407.31 and 8,099.85

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Solution

The fourth proportional to 15,600.98, 23,407.31 and 8,099.85 is: 12,152.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.98 : 23,407.31 = 8,099.85 : x
  2. Step 2: Convert to fraction form
    15,600.98/23,407.31 = 8,099.85/x
  3. Step 3: Cross multiply
    15,600.98x = 23,407.31 × 8,099.85
  4. Step 4: Simplify right side
    15,600.98x = 189,595,800.90
  5. Step 5: Solve for x
    x = 189,595,800.90/15,600.98
  6. Step 6: Final answer
    x = 12,152.82

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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.