Home / 21,738.08-32,591.16-6,938.46

Finding the Fourth Proportional to 21,738.08, 32,591.16 and 6,938.46

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Solution

The fourth proportional to 21,738.08, 32,591.16 and 6,938.46 is: 10,402.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,738.08 : 32,591.16 = 6,938.46 : x
  2. Step 2: Convert to fraction form
    21,738.08/32,591.16 = 6,938.46/x
  3. Step 3: Cross multiply
    21,738.08x = 32,591.16 × 6,938.46
  4. Step 4: Simplify right side
    21,738.08x = 226,132,460.01
  5. Step 5: Solve for x
    x = 226,132,460.01/21,738.08
  6. Step 6: Final answer
    x = 10,402.59

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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.