Home / 22,052.58-30,432.75-11,981.08

Finding the Fourth Proportional to 22,052.58, 30,432.75 and 11,981.08

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Solution

The fourth proportional to 22,052.58, 30,432.75 and 11,981.08 is: 16,533.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.58 : 30,432.75 = 11,981.08 : x
  2. Step 2: Convert to fraction form
    22,052.58/30,432.75 = 11,981.08/x
  3. Step 3: Cross multiply
    22,052.58x = 30,432.75 × 11,981.08
  4. Step 4: Simplify right side
    22,052.58x = 364,617,212.37
  5. Step 5: Solve for x
    x = 364,617,212.37/22,052.58
  6. Step 6: Final answer
    x = 16,533.99

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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.