Home / 30,357.24-45,536.88-10,649.52

Finding the Fourth Proportional to 30,357.24, 45,536.88 and 10,649.52

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Solution

The fourth proportional to 30,357.24, 45,536.88 and 10,649.52 is: 15,974.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,357.24 : 45,536.88 = 10,649.52 : x
  2. Step 2: Convert to fraction form
    30,357.24/45,536.88 = 10,649.52/x
  3. Step 3: Cross multiply
    30,357.24x = 45,536.88 × 10,649.52
  4. Step 4: Simplify right side
    30,357.24x = 484,945,914.30
  5. Step 5: Solve for x
    x = 484,945,914.30/30,357.24
  6. Step 6: Final answer
    x = 15,974.64

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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.