Home / 22,020.66-33,050.97-13,716.81

Finding the Fourth Proportional to 22,020.66, 33,050.97 and 13,716.81

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Solution

The fourth proportional to 22,020.66, 33,050.97 and 13,716.81 is: 20,587.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.66 : 33,050.97 = 13,716.81 : x
  2. Step 2: Convert to fraction form
    22,020.66/33,050.97 = 13,716.81/x
  3. Step 3: Cross multiply
    22,020.66x = 33,050.97 × 13,716.81
  4. Step 4: Simplify right side
    22,020.66x = 453,353,875.81
  5. Step 5: Solve for x
    x = 453,353,875.81/22,020.66
  6. Step 6: Final answer
    x = 20,587.66

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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.