Home / 13,099.68-19,651.32-4,335.48

Finding the Fourth Proportional to 13,099.68, 19,651.32 and 4,335.48

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Solution

The fourth proportional to 13,099.68, 19,651.32 and 4,335.48 is: 6,503.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.68 : 19,651.32 = 4,335.48 : x
  2. Step 2: Convert to fraction form
    13,099.68/19,651.32 = 4,335.48/x
  3. Step 3: Cross multiply
    13,099.68x = 19,651.32 × 4,335.48
  4. Step 4: Simplify right side
    13,099.68x = 85,197,904.83
  5. Step 5: Solve for x
    x = 85,197,904.83/13,099.68
  6. Step 6: Final answer
    x = 6,503.82

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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.