Home / 29,489.98-40,697.88-22,209.04

Finding the Fourth Proportional to 29,489.98, 40,697.88 and 22,209.04

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Solution

The fourth proportional to 29,489.98, 40,697.88 and 22,209.04 is: 30,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,489.98 : 40,697.88 = 22,209.04 : x
  2. Step 2: Convert to fraction form
    29,489.98/40,697.88 = 22,209.04/x
  3. Step 3: Cross multiply
    29,489.98x = 40,697.88 × 22,209.04
  4. Step 4: Simplify right side
    29,489.98x = 903,860,844.84
  5. Step 5: Solve for x
    x = 903,860,844.84/29,489.98
  6. Step 6: Final answer
    x = 30,649.76

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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.