Home / 21,474.64-32,206.12-5,888.56

Finding the Fourth Proportional to 21,474.64, 32,206.12 and 5,888.56

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Solution

The fourth proportional to 21,474.64, 32,206.12 and 5,888.56 is: 8,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,474.64 : 32,206.12 = 5,888.56 : x
  2. Step 2: Convert to fraction form
    21,474.64/32,206.12 = 5,888.56/x
  3. Step 3: Cross multiply
    21,474.64x = 32,206.12 × 5,888.56
  4. Step 4: Simplify right side
    21,474.64x = 189,647,669.99
  5. Step 5: Solve for x
    x = 189,647,669.99/21,474.64
  6. Step 6: Final answer
    x = 8,831.24

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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.