Home / 15,138.06-22,675.83-8,879.24

Finding the Fourth Proportional to 15,138.06, 22,675.83 and 8,879.24

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Solution

The fourth proportional to 15,138.06, 22,675.83 and 8,879.24 is: 13,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138.06 : 22,675.83 = 8,879.24 : x
  2. Step 2: Convert to fraction form
    15,138.06/22,675.83 = 8,879.24/x
  3. Step 3: Cross multiply
    15,138.06x = 22,675.83 × 8,879.24
  4. Step 4: Simplify right side
    15,138.06x = 201,344,023.39
  5. Step 5: Solve for x
    x = 201,344,023.39/15,138.06
  6. Step 6: Final answer
    x = 13,300.52

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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.