Home / 21,397.24-32,100.33-6,605.83

Finding the Fourth Proportional to 21,397.24, 32,100.33 and 6,605.83

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Solution

The fourth proportional to 21,397.24, 32,100.33 and 6,605.83 is: 9,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,397.24 : 32,100.33 = 6,605.83 : x
  2. Step 2: Convert to fraction form
    21,397.24/32,100.33 = 6,605.83/x
  3. Step 3: Cross multiply
    21,397.24x = 32,100.33 × 6,605.83
  4. Step 4: Simplify right side
    21,397.24x = 212,049,322.92
  5. Step 5: Solve for x
    x = 212,049,322.92/21,397.24
  6. Step 6: Final answer
    x = 9,910.12

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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.