Home / 17,838.28-26,742.86-10,424.52

Finding the Fourth Proportional to 17,838.28, 26,742.86 and 10,424.52

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Solution

The fourth proportional to 17,838.28, 26,742.86 and 10,424.52 is: 15,628.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,838.28 : 26,742.86 = 10,424.52 : x
  2. Step 2: Convert to fraction form
    17,838.28/26,742.86 = 10,424.52/x
  3. Step 3: Cross multiply
    17,838.28x = 26,742.86 × 10,424.52
  4. Step 4: Simplify right side
    17,838.28x = 278,781,478.93
  5. Step 5: Solve for x
    x = 278,781,478.93/17,838.28
  6. Step 6: Final answer
    x = 15,628.27

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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.