Home / 21,530.07-32,265.03-10,433.81

Finding the Fourth Proportional to 21,530.07, 32,265.03 and 10,433.81

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Solution

The fourth proportional to 21,530.07, 32,265.03 and 10,433.81 is: 15,636.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,530.07 : 32,265.03 = 10,433.81 : x
  2. Step 2: Convert to fraction form
    21,530.07/32,265.03 = 10,433.81/x
  3. Step 3: Cross multiply
    21,530.07x = 32,265.03 × 10,433.81
  4. Step 4: Simplify right side
    21,530.07x = 336,647,192.66
  5. Step 5: Solve for x
    x = 336,647,192.66/21,530.07
  6. Step 6: Final answer
    x = 15,636.14

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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.