Home / 21,697.47-32,545.58-6,907.28

Finding the Fourth Proportional to 21,697.47, 32,545.58 and 6,907.28

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Solution

The fourth proportional to 21,697.47, 32,545.58 and 6,907.28 is: 10,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,697.47 : 32,545.58 = 6,907.28 : x
  2. Step 2: Convert to fraction form
    21,697.47/32,545.58 = 6,907.28/x
  3. Step 3: Cross multiply
    21,697.47x = 32,545.58 × 6,907.28
  4. Step 4: Simplify right side
    21,697.47x = 224,801,236.56
  5. Step 5: Solve for x
    x = 224,801,236.56/21,697.47
  6. Step 6: Final answer
    x = 10,360.71

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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.