Home / 21,994.20-32,975.10-14,956.65

Finding the Fourth Proportional to 21,994.20, 32,975.10 and 14,956.65

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Solution

The fourth proportional to 21,994.20, 32,975.10 and 14,956.65 is: 22,423.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,994.20 : 32,975.10 = 14,956.65 : x
  2. Step 2: Convert to fraction form
    21,994.20/32,975.10 = 14,956.65/x
  3. Step 3: Cross multiply
    21,994.20x = 32,975.10 × 14,956.65
  4. Step 4: Simplify right side
    21,994.20x = 493,197,029.42
  5. Step 5: Solve for x
    x = 493,197,029.42/21,994.20
  6. Step 6: Final answer
    x = 22,423.96

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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.