Home / 21,688.89-32,536.37-6,697.23

Finding the Fourth Proportional to 21,688.89, 32,536.37 and 6,697.23

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Solution

The fourth proportional to 21,688.89, 32,536.37 and 6,697.23 is: 10,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,688.89 : 32,536.37 = 6,697.23 : x
  2. Step 2: Convert to fraction form
    21,688.89/32,536.37 = 6,697.23/x
  3. Step 3: Cross multiply
    21,688.89x = 32,536.37 × 6,697.23
  4. Step 4: Simplify right side
    21,688.89x = 217,903,553.26
  5. Step 5: Solve for x
    x = 217,903,553.26/21,688.89
  6. Step 6: Final answer
    x = 10,046.78

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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.