Home / 19,035.05-28,536.17-7,356.47

Finding the Fourth Proportional to 19,035.05, 28,536.17 and 7,356.47

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Solution

The fourth proportional to 19,035.05, 28,536.17 and 7,356.47 is: 11,028.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.05 : 28,536.17 = 7,356.47 : x
  2. Step 2: Convert to fraction form
    19,035.05/28,536.17 = 7,356.47/x
  3. Step 3: Cross multiply
    19,035.05x = 28,536.17 × 7,356.47
  4. Step 4: Simplify right side
    19,035.05x = 209,925,299.06
  5. Step 5: Solve for x
    x = 209,925,299.06/19,035.05
  6. Step 6: Final answer
    x = 11,028.36

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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.