Home / 22,652.31-31,261.07-12,581.52

Finding the Fourth Proportional to 22,652.31, 31,261.07 and 12,581.52

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Solution

The fourth proportional to 22,652.31, 31,261.07 and 12,581.52 is: 17,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,652.31 : 31,261.07 = 12,581.52 : x
  2. Step 2: Convert to fraction form
    22,652.31/31,261.07 = 12,581.52/x
  3. Step 3: Cross multiply
    22,652.31x = 31,261.07 × 12,581.52
  4. Step 4: Simplify right side
    22,652.31x = 393,311,777.43
  5. Step 5: Solve for x
    x = 393,311,777.43/22,652.31
  6. Step 6: Final answer
    x = 17,362.99

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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.