Home / 19,983.18-29,974.74-5,943.14

Finding the Fourth Proportional to 19,983.18, 29,974.74 and 5,943.14

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Solution

The fourth proportional to 19,983.18, 29,974.74 and 5,943.14 is: 8,914.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.18 : 29,974.74 = 5,943.14 : x
  2. Step 2: Convert to fraction form
    19,983.18/29,974.74 = 5,943.14/x
  3. Step 3: Cross multiply
    19,983.18x = 29,974.74 × 5,943.14
  4. Step 4: Simplify right side
    19,983.18x = 178,144,076.28
  5. Step 5: Solve for x
    x = 178,144,076.28/19,983.18
  6. Step 6: Final answer
    x = 8,914.70

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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.