Home / 21,505.92-32,266.46-6,718.56

Finding the Fourth Proportional to 21,505.92, 32,266.46 and 6,718.56

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Solution

The fourth proportional to 21,505.92, 32,266.46 and 6,718.56 is: 10,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505.92 : 32,266.46 = 6,718.56 : x
  2. Step 2: Convert to fraction form
    21,505.92/32,266.46 = 6,718.56/x
  3. Step 3: Cross multiply
    21,505.92x = 32,266.46 × 6,718.56
  4. Step 4: Simplify right side
    21,505.92x = 216,784,147.50
  5. Step 5: Solve for x
    x = 216,784,147.50/21,505.92
  6. Step 6: Final answer
    x = 10,080.21

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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.