Home / 22,020.17-33,032.75-7,986.74

Finding the Fourth Proportional to 22,020.17, 33,032.75 and 7,986.74

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Solution

The fourth proportional to 22,020.17, 33,032.75 and 7,986.74 is: 11,981.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.17 : 33,032.75 = 7,986.74 : x
  2. Step 2: Convert to fraction form
    22,020.17/33,032.75 = 7,986.74/x
  3. Step 3: Cross multiply
    22,020.17x = 33,032.75 × 7,986.74
  4. Step 4: Simplify right side
    22,020.17x = 263,823,780.64
  5. Step 5: Solve for x
    x = 263,823,780.64/22,020.17
  6. Step 6: Final answer
    x = 11,981.01

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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.