Home / 15,254.74-22,879.83-5,261.06

Finding the Fourth Proportional to 15,254.74, 22,879.83 and 5,261.06

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Solution

The fourth proportional to 15,254.74, 22,879.83 and 5,261.06 is: 7,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,254.74 : 22,879.83 = 5,261.06 : x
  2. Step 2: Convert to fraction form
    15,254.74/22,879.83 = 5,261.06/x
  3. Step 3: Cross multiply
    15,254.74x = 22,879.83 × 5,261.06
  4. Step 4: Simplify right side
    15,254.74x = 120,372,235.35
  5. Step 5: Solve for x
    x = 120,372,235.35/15,254.74
  6. Step 6: Final answer
    x = 7,890.81

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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.