Home / 15,339.92-23,010.39-4,245.68

Finding the Fourth Proportional to 15,339.92, 23,010.39 and 4,245.68

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Solution

The fourth proportional to 15,339.92, 23,010.39 and 4,245.68 is: 6,368.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,339.92 : 23,010.39 = 4,245.68 : x
  2. Step 2: Convert to fraction form
    15,339.92/23,010.39 = 4,245.68/x
  3. Step 3: Cross multiply
    15,339.92x = 23,010.39 × 4,245.68
  4. Step 4: Simplify right side
    15,339.92x = 97,694,752.62
  5. Step 5: Solve for x
    x = 97,694,752.62/15,339.92
  6. Step 6: Final answer
    x = 6,368.66

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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.