Home / 21,660.40-32,491.74-6,079.24

Finding the Fourth Proportional to 21,660.40, 32,491.74 and 6,079.24

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Solution

The fourth proportional to 21,660.40, 32,491.74 and 6,079.24 is: 9,119.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,660.40 : 32,491.74 = 6,079.24 : x
  2. Step 2: Convert to fraction form
    21,660.40/32,491.74 = 6,079.24/x
  3. Step 3: Cross multiply
    21,660.40x = 32,491.74 × 6,079.24
  4. Step 4: Simplify right side
    21,660.40x = 197,524,923.02
  5. Step 5: Solve for x
    x = 197,524,923.02/21,660.40
  6. Step 6: Final answer
    x = 9,119.17

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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.