Home / 10,651.77-15,977.66-10,636.38

Finding the Fourth Proportional to 10,651.77, 15,977.66 and 10,636.38

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Solution

The fourth proportional to 10,651.77, 15,977.66 and 10,636.38 is: 15,954.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651.77 : 15,977.66 = 10,636.38 : x
  2. Step 2: Convert to fraction form
    10,651.77/15,977.66 = 10,636.38/x
  3. Step 3: Cross multiply
    10,651.77x = 15,977.66 × 10,636.38
  4. Step 4: Simplify right side
    10,651.77x = 169,944,463.27
  5. Step 5: Solve for x
    x = 169,944,463.27/10,651.77
  6. Step 6: Final answer
    x = 15,954.57

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Double scale
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Similar ratio
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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.