Home / 35,899.43-49,539.87-19,983.53

Finding the Fourth Proportional to 35,899.43, 49,539.87 and 19,983.53

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Solution

The fourth proportional to 35,899.43, 49,539.87 and 19,983.53 is: 27,576.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,899.43 : 49,539.87 = 19,983.53 : x
  2. Step 2: Convert to fraction form
    35,899.43/49,539.87 = 19,983.53/x
  3. Step 3: Cross multiply
    35,899.43x = 49,539.87 × 19,983.53
  4. Step 4: Simplify right side
    35,899.43x = 989,981,602.19
  5. Step 5: Solve for x
    x = 989,981,602.19/35,899.43
  6. Step 6: Final answer
    x = 27,576.53

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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.