Home / 21,564.43-32,346.34-6,774.23

Finding the Fourth Proportional to 21,564.43, 32,346.34 and 6,774.23

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Solution

The fourth proportional to 21,564.43, 32,346.34 and 6,774.23 is: 10,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,564.43 : 32,346.34 = 6,774.23 : x
  2. Step 2: Convert to fraction form
    21,564.43/32,346.34 = 6,774.23/x
  3. Step 3: Cross multiply
    21,564.43x = 32,346.34 × 6,774.23
  4. Step 4: Simplify right side
    21,564.43x = 219,121,610.75
  5. Step 5: Solve for x
    x = 219,121,610.75/21,564.43
  6. Step 6: Final answer
    x = 10,161.25

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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.