Home / 14,298.45-21,440.37-5,976.20

Finding the Fourth Proportional to 14,298.45, 21,440.37 and 5,976.20

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Solution

The fourth proportional to 14,298.45, 21,440.37 and 5,976.20 is: 8,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.45 : 21,440.37 = 5,976.20 : x
  2. Step 2: Convert to fraction form
    14,298.45/21,440.37 = 5,976.20/x
  3. Step 3: Cross multiply
    14,298.45x = 21,440.37 × 5,976.20
  4. Step 4: Simplify right side
    14,298.45x = 128,131,863.18
  5. Step 5: Solve for x
    x = 128,131,863.18/14,298.45
  6. Step 6: Final answer
    x = 8,961.24

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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.