Home / 13,200.92-19,803.84-4,197.32

Finding the Fourth Proportional to 13,200.92, 19,803.84 and 4,197.32

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Solution

The fourth proportional to 13,200.92, 19,803.84 and 4,197.32 is: 6,296.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200.92 : 19,803.84 = 4,197.32 : x
  2. Step 2: Convert to fraction form
    13,200.92/19,803.84 = 4,197.32/x
  3. Step 3: Cross multiply
    13,200.92x = 19,803.84 × 4,197.32
  4. Step 4: Simplify right side
    13,200.92x = 83,123,053.71
  5. Step 5: Solve for x
    x = 83,123,053.71/13,200.92
  6. Step 6: Final answer
    x = 6,296.76

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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.