Home / 22,823.20-31,495.62-12,751

Finding the Fourth Proportional to 22,823.20, 31,495.62 and 12,751

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Solution

The fourth proportional to 22,823.20, 31,495.62 and 12,751 is: 17,596.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,823.20 : 31,495.62 = 12,751 : x
  2. Step 2: Convert to fraction form
    22,823.20/31,495.62 = 12,751/x
  3. Step 3: Cross multiply
    22,823.20x = 31,495.62 × 12,751
  4. Step 4: Simplify right side
    22,823.20x = 401,600,650.62
  5. Step 5: Solve for x
    x = 401,600,650.62/22,823.20
  6. Step 6: Final answer
    x = 17,596.16

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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.