Home / 13,362.36-20,043.45-5,463.20

Finding the Fourth Proportional to 13,362.36, 20,043.45 and 5,463.20

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Solution

The fourth proportional to 13,362.36, 20,043.45 and 5,463.20 is: 8,194.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.36 : 20,043.45 = 5,463.20 : x
  2. Step 2: Convert to fraction form
    13,362.36/20,043.45 = 5,463.20/x
  3. Step 3: Cross multiply
    13,362.36x = 20,043.45 × 5,463.20
  4. Step 4: Simplify right side
    13,362.36x = 109,501,275.82
  5. Step 5: Solve for x
    x = 109,501,275.82/13,362.36
  6. Step 6: Final answer
    x = 8,194.76

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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.