Home / 17,865.63-26,800.56-4,718.12

Finding the Fourth Proportional to 17,865.63, 26,800.56 and 4,718.12

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Solution

The fourth proportional to 17,865.63, 26,800.56 and 4,718.12 is: 7,077.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,865.63 : 26,800.56 = 4,718.12 : x
  2. Step 2: Convert to fraction form
    17,865.63/26,800.56 = 4,718.12/x
  3. Step 3: Cross multiply
    17,865.63x = 26,800.56 × 4,718.12
  4. Step 4: Simplify right side
    17,865.63x = 126,448,124.14
  5. Step 5: Solve for x
    x = 126,448,124.14/17,865.63
  6. Step 6: Final answer
    x = 7,077.73

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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.