Home / 29,120.44-43,663.02-18,996.38

Finding the Fourth Proportional to 29,120.44, 43,663.02 and 18,996.38

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Solution

The fourth proportional to 29,120.44, 43,663.02 and 18,996.38 is: 28,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120.44 : 43,663.02 = 18,996.38 : x
  2. Step 2: Convert to fraction form
    29,120.44/43,663.02 = 18,996.38/x
  3. Step 3: Cross multiply
    29,120.44x = 43,663.02 × 18,996.38
  4. Step 4: Simplify right side
    29,120.44x = 829,439,224.89
  5. Step 5: Solve for x
    x = 829,439,224.89/29,120.44
  6. Step 6: Final answer
    x = 28,483.06

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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.