Home / 22,396.76-30,907.53-12,325.20

Finding the Fourth Proportional to 22,396.76, 30,907.53 and 12,325.20

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Solution

The fourth proportional to 22,396.76, 30,907.53 and 12,325.20 is: 17,008.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,396.76 : 30,907.53 = 12,325.20 : x
  2. Step 2: Convert to fraction form
    22,396.76/30,907.53 = 12,325.20/x
  3. Step 3: Cross multiply
    22,396.76x = 30,907.53 × 12,325.20
  4. Step 4: Simplify right side
    22,396.76x = 380,941,596.50
  5. Step 5: Solve for x
    x = 380,941,596.50/22,396.76
  6. Step 6: Final answer
    x = 17,008.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.