Home / 22,052.67-30,432.81-11,981.19

Finding the Fourth Proportional to 22,052.67, 30,432.81 and 11,981.19

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Solution

The fourth proportional to 22,052.67, 30,432.81 and 11,981.19 is: 16,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.67 : 30,432.81 = 11,981.19 : x
  2. Step 2: Convert to fraction form
    22,052.67/30,432.81 = 11,981.19/x
  3. Step 3: Cross multiply
    22,052.67x = 30,432.81 × 11,981.19
  4. Step 4: Simplify right side
    22,052.67x = 364,621,278.84
  5. Step 5: Solve for x
    x = 364,621,278.84/22,052.67
  6. Step 6: Final answer
    x = 16,534.11

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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.