Home / 22,953.24-31,675.86-12,744

Finding the Fourth Proportional to 22,953.24, 31,675.86 and 12,744

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Solution

The fourth proportional to 22,953.24, 31,675.86 and 12,744 is: 17,586.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,953.24 : 31,675.86 = 12,744 : x
  2. Step 2: Convert to fraction form
    22,953.24/31,675.86 = 12,744/x
  3. Step 3: Cross multiply
    22,953.24x = 31,675.86 × 12,744
  4. Step 4: Simplify right side
    22,953.24x = 403,677,159.84
  5. Step 5: Solve for x
    x = 403,677,159.84/22,953.24
  6. Step 6: Final answer
    x = 17,586.94

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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.