Home / 21,497.23-32,245.84-9,013.91

Finding the Fourth Proportional to 21,497.23, 32,245.84 and 9,013.91

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Solution

The fourth proportional to 21,497.23, 32,245.84 and 9,013.91 is: 13,520.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,497.23 : 32,245.84 = 9,013.91 : x
  2. Step 2: Convert to fraction form
    21,497.23/32,245.84 = 9,013.91/x
  3. Step 3: Cross multiply
    21,497.23x = 32,245.84 × 9,013.91
  4. Step 4: Simplify right side
    21,497.23x = 290,661,099.63
  5. Step 5: Solve for x
    x = 290,661,099.63/21,497.23
  6. Step 6: Final answer
    x = 13,520.87

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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.