Home / 30,357.27-45,536.31-10,636.38

Finding the Fourth Proportional to 30,357.27, 45,536.31 and 10,636.38

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Solution

The fourth proportional to 30,357.27, 45,536.31 and 10,636.38 is: 15,954.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,357.27 : 45,536.31 = 10,636.38 : x
  2. Step 2: Convert to fraction form
    30,357.27/45,536.31 = 10,636.38/x
  3. Step 3: Cross multiply
    30,357.27x = 45,536.31 × 10,636.38
  4. Step 4: Simplify right side
    30,357.27x = 484,341,496.96
  5. Step 5: Solve for x
    x = 484,341,496.96/30,357.27
  6. Step 6: Final answer
    x = 15,954.71

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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.