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Finding the Fourth Proportional to 15,311.51, 22,976.03 and 5,950.32

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Solution

The fourth proportional to 15,311.51, 22,976.03 and 5,950.32 is: 8,928.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311.51 : 22,976.03 = 5,950.32 : x
  2. Step 2: Convert to fraction form
    15,311.51/22,976.03 = 5,950.32/x
  3. Step 3: Cross multiply
    15,311.51x = 22,976.03 × 5,950.32
  4. Step 4: Simplify right side
    15,311.51x = 136,714,730.83
  5. Step 5: Solve for x
    x = 136,714,730.83/15,311.51
  6. Step 6: Final answer
    x = 8,928.89

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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.