Home / 21,972.66-32,958.73-5,332.87

Finding the Fourth Proportional to 21,972.66, 32,958.73 and 5,332.87

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Solution

The fourth proportional to 21,972.66, 32,958.73 and 5,332.87 is: 7,999.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,972.66 : 32,958.73 = 5,332.87 : x
  2. Step 2: Convert to fraction form
    21,972.66/32,958.73 = 5,332.87/x
  3. Step 3: Cross multiply
    21,972.66x = 32,958.73 × 5,332.87
  4. Step 4: Simplify right side
    21,972.66x = 175,764,622.46
  5. Step 5: Solve for x
    x = 175,764,622.46/21,972.66
  6. Step 6: Final answer
    x = 7,999.24

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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.