Home / 22,052.58-30,432.74-11,981.04

Finding the Fourth Proportional to 22,052.58, 30,432.74 and 11,981.04

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Solution

The fourth proportional to 22,052.58, 30,432.74 and 11,981.04 is: 16,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.58 : 30,432.74 = 11,981.04 : x
  2. Step 2: Convert to fraction form
    22,052.58/30,432.74 = 11,981.04/x
  3. Step 3: Cross multiply
    22,052.58x = 30,432.74 × 11,981.04
  4. Step 4: Simplify right side
    22,052.58x = 364,615,875.25
  5. Step 5: Solve for x
    x = 364,615,875.25/22,052.58
  6. Step 6: Final answer
    x = 16,533.93

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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.