Home / 28,296.96-39,039.18-17,536.92

Finding the Fourth Proportional to 28,296.96, 39,039.18 and 17,536.92

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Solution

The fourth proportional to 28,296.96, 39,039.18 and 17,536.92 is: 24,194.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296.96 : 39,039.18 = 17,536.92 : x
  2. Step 2: Convert to fraction form
    28,296.96/39,039.18 = 17,536.92/x
  3. Step 3: Cross multiply
    28,296.96x = 39,039.18 × 17,536.92
  4. Step 4: Simplify right side
    28,296.96x = 684,626,976.53
  5. Step 5: Solve for x
    x = 684,626,976.53/28,296.96
  6. Step 6: Final answer
    x = 24,194.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.