Home / 19,533.40-29,297.10-6,385.84

Finding the Fourth Proportional to 19,533.40, 29,297.10 and 6,385.84

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Solution

The fourth proportional to 19,533.40, 29,297.10 and 6,385.84 is: 9,577.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.40 : 29,297.10 = 6,385.84 : x
  2. Step 2: Convert to fraction form
    19,533.40/29,297.10 = 6,385.84/x
  3. Step 3: Cross multiply
    19,533.40x = 29,297.10 × 6,385.84
  4. Step 4: Simplify right side
    19,533.40x = 187,086,593.06
  5. Step 5: Solve for x
    x = 187,086,593.06/19,533.40
  6. Step 6: Final answer
    x = 9,577.78

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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.