Home / 10,636.18-15,963.49-10,611.58

Finding the Fourth Proportional to 10,636.18, 15,963.49 and 10,611.58

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Solution

The fourth proportional to 10,636.18, 15,963.49 and 10,611.58 is: 15,926.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.18 : 15,963.49 = 10,611.58 : x
  2. Step 2: Convert to fraction form
    10,636.18/15,963.49 = 10,611.58/x
  3. Step 3: Cross multiply
    10,636.18x = 15,963.49 × 10,611.58
  4. Step 4: Simplify right side
    10,636.18x = 169,397,851.21
  5. Step 5: Solve for x
    x = 169,397,851.21/10,636.18
  6. Step 6: Final answer
    x = 15,926.57

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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.