Home / 29,119.97-43,702.64-20,297.45

Finding the Fourth Proportional to 29,119.97, 43,702.64 and 20,297.45

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Solution

The fourth proportional to 29,119.97, 43,702.64 and 20,297.45 is: 30,461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,119.97 : 43,702.64 = 20,297.45 : x
  2. Step 2: Convert to fraction form
    29,119.97/43,702.64 = 20,297.45/x
  3. Step 3: Cross multiply
    29,119.97x = 43,702.64 × 20,297.45
  4. Step 4: Simplify right side
    29,119.97x = 887,052,048.78
  5. Step 5: Solve for x
    x = 887,052,048.78/29,119.97
  6. Step 6: Final answer
    x = 30,461.98

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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.