Home / 33,127.56-45,715.68-18,020.52

Finding the Fourth Proportional to 33,127.56, 45,715.68 and 18,020.52

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Solution

The fourth proportional to 33,127.56, 45,715.68 and 18,020.52 is: 24,868.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.56 : 45,715.68 = 18,020.52 : x
  2. Step 2: Convert to fraction form
    33,127.56/45,715.68 = 18,020.52/x
  3. Step 3: Cross multiply
    33,127.56x = 45,715.68 × 18,020.52
  4. Step 4: Simplify right side
    33,127.56x = 823,820,325.75
  5. Step 5: Solve for x
    x = 823,820,325.75/33,127.56
  6. Step 6: Final answer
    x = 24,868.13

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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.