Home / 14,264.92-21,400.62-5,500.32

Finding the Fourth Proportional to 14,264.92, 21,400.62 and 5,500.32

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Solution

The fourth proportional to 14,264.92, 21,400.62 and 5,500.32 is: 8,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.92 : 21,400.62 = 5,500.32 : x
  2. Step 2: Convert to fraction form
    14,264.92/21,400.62 = 5,500.32/x
  3. Step 3: Cross multiply
    14,264.92x = 21,400.62 × 5,500.32
  4. Step 4: Simplify right side
    14,264.92x = 117,710,258.20
  5. Step 5: Solve for x
    x = 117,710,258.20/14,264.92
  6. Step 6: Final answer
    x = 8,251.73

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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.