Home / 23,288.56-34,939.28-7,717.12

Finding the Fourth Proportional to 23,288.56, 34,939.28 and 7,717.12

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Solution

The fourth proportional to 23,288.56, 34,939.28 and 7,717.12 is: 11,577.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,288.56 : 34,939.28 = 7,717.12 : x
  2. Step 2: Convert to fraction form
    23,288.56/34,939.28 = 7,717.12/x
  3. Step 3: Cross multiply
    23,288.56x = 34,939.28 × 7,717.12
  4. Step 4: Simplify right side
    23,288.56x = 269,630,616.47
  5. Step 5: Solve for x
    x = 269,630,616.47/23,288.56
  6. Step 6: Final answer
    x = 11,577.81

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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.