Home / 33,127.54-45,717.22-18,983.12

Finding the Fourth Proportional to 33,127.54, 45,717.22 and 18,983.12

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Solution

The fourth proportional to 33,127.54, 45,717.22 and 18,983.12 is: 26,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.54 : 45,717.22 = 18,983.12 : x
  2. Step 2: Convert to fraction form
    33,127.54/45,717.22 = 18,983.12/x
  3. Step 3: Cross multiply
    33,127.54x = 45,717.22 × 18,983.12
  4. Step 4: Simplify right side
    33,127.54x = 867,855,197.28
  5. Step 5: Solve for x
    x = 867,855,197.28/33,127.54
  6. Step 6: Final answer
    x = 26,197.40

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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.