Home / 22,376.72-30,883.74-12,950.48

Finding the Fourth Proportional to 22,376.72, 30,883.74 and 12,950.48

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Solution

The fourth proportional to 22,376.72, 30,883.74 and 12,950.48 is: 17,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,376.72 : 30,883.74 = 12,950.48 : x
  2. Step 2: Convert to fraction form
    22,376.72/30,883.74 = 12,950.48/x
  3. Step 3: Cross multiply
    22,376.72x = 30,883.74 × 12,950.48
  4. Step 4: Simplify right side
    22,376.72x = 399,959,257.20
  5. Step 5: Solve for x
    x = 399,959,257.20/22,376.72
  6. Step 6: Final answer
    x = 17,873.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.