Home / 21,506.53-32,245.07-10,956.15

Finding the Fourth Proportional to 21,506.53, 32,245.07 and 10,956.15

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Solution

The fourth proportional to 21,506.53, 32,245.07 and 10,956.15 is: 16,426.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506.53 : 32,245.07 = 10,956.15 : x
  2. Step 2: Convert to fraction form
    21,506.53/32,245.07 = 10,956.15/x
  3. Step 3: Cross multiply
    21,506.53x = 32,245.07 × 10,956.15
  4. Step 4: Simplify right side
    21,506.53x = 353,281,823.68
  5. Step 5: Solve for x
    x = 353,281,823.68/21,506.53
  6. Step 6: Final answer
    x = 16,426.72

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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.