Home / 21,956.28-32,910.80-9,482.17

Finding the Fourth Proportional to 21,956.28, 32,910.80 and 9,482.17

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Solution

The fourth proportional to 21,956.28, 32,910.80 and 9,482.17 is: 14,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,956.28 : 32,910.80 = 9,482.17 : x
  2. Step 2: Convert to fraction form
    21,956.28/32,910.80 = 9,482.17/x
  3. Step 3: Cross multiply
    21,956.28x = 32,910.80 × 9,482.17
  4. Step 4: Simplify right side
    21,956.28x = 312,065,800.44
  5. Step 5: Solve for x
    x = 312,065,800.44/21,956.28
  6. Step 6: Final answer
    x = 14,213.05

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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.