Home / 22,699.48-31,324.74-12,627.96

Finding the Fourth Proportional to 22,699.48, 31,324.74 and 12,627.96

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Solution

The fourth proportional to 22,699.48, 31,324.74 and 12,627.96 is: 17,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,699.48 : 31,324.74 = 12,627.96 : x
  2. Step 2: Convert to fraction form
    22,699.48/31,324.74 = 12,627.96/x
  3. Step 3: Cross multiply
    22,699.48x = 31,324.74 × 12,627.96
  4. Step 4: Simplify right side
    22,699.48x = 395,567,563.73
  5. Step 5: Solve for x
    x = 395,567,563.73/22,699.48
  6. Step 6: Final answer
    x = 17,426.28

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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.