Home / 21,743.22-32,604.28-10,636.90

Finding the Fourth Proportional to 21,743.22, 32,604.28 and 10,636.90

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Solution

The fourth proportional to 21,743.22, 32,604.28 and 10,636.90 is: 15,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.22 : 32,604.28 = 10,636.90 : x
  2. Step 2: Convert to fraction form
    21,743.22/32,604.28 = 10,636.90/x
  3. Step 3: Cross multiply
    21,743.22x = 32,604.28 × 10,636.90
  4. Step 4: Simplify right side
    21,743.22x = 346,808,465.93
  5. Step 5: Solve for x
    x = 346,808,465.93/21,743.22
  6. Step 6: Final answer
    x = 15,950.19

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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.