Home / 15,730.07-23,589.83-5,339.39

Finding the Fourth Proportional to 15,730.07, 23,589.83 and 5,339.39

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Solution

The fourth proportional to 15,730.07, 23,589.83 and 5,339.39 is: 8,007.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.07 : 23,589.83 = 5,339.39 : x
  2. Step 2: Convert to fraction form
    15,730.07/23,589.83 = 5,339.39/x
  3. Step 3: Cross multiply
    15,730.07x = 23,589.83 × 5,339.39
  4. Step 4: Simplify right side
    15,730.07x = 125,955,197.80
  5. Step 5: Solve for x
    x = 125,955,197.80/15,730.07
  6. Step 6: Final answer
    x = 8,007.29

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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.