Home / 19,035.23-28,536.41-9,160.92

Finding the Fourth Proportional to 19,035.23, 28,536.41 and 9,160.92

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Solution

The fourth proportional to 19,035.23, 28,536.41 and 9,160.92 is: 13,733.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.23 : 28,536.41 = 9,160.92 : x
  2. Step 2: Convert to fraction form
    19,035.23/28,536.41 = 9,160.92/x
  3. Step 3: Cross multiply
    19,035.23x = 28,536.41 × 9,160.92
  4. Step 4: Simplify right side
    19,035.23x = 261,419,723.29
  5. Step 5: Solve for x
    x = 261,419,723.29/19,035.23
  6. Step 6: Final answer
    x = 13,733.47

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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.