Home / 26,143.52-39,214.67-6,422.04

Finding the Fourth Proportional to 26,143.52, 39,214.67 and 6,422.04

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Solution

The fourth proportional to 26,143.52, 39,214.67 and 6,422.04 is: 9,632.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.52 : 39,214.67 = 6,422.04 : x
  2. Step 2: Convert to fraction form
    26,143.52/39,214.67 = 6,422.04/x
  3. Step 3: Cross multiply
    26,143.52x = 39,214.67 × 6,422.04
  4. Step 4: Simplify right side
    26,143.52x = 251,838,147.22
  5. Step 5: Solve for x
    x = 251,838,147.22/26,143.52
  6. Step 6: Final answer
    x = 9,632.91

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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.