Home / 22,466.12-31,003.05-12,394.65

Finding the Fourth Proportional to 22,466.12, 31,003.05 and 12,394.65

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Solution

The fourth proportional to 22,466.12, 31,003.05 and 12,394.65 is: 17,104.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,466.12 : 31,003.05 = 12,394.65 : x
  2. Step 2: Convert to fraction form
    22,466.12/31,003.05 = 12,394.65/x
  3. Step 3: Cross multiply
    22,466.12x = 31,003.05 × 12,394.65
  4. Step 4: Simplify right side
    22,466.12x = 384,271,891.71
  5. Step 5: Solve for x
    x = 384,271,891.71/22,466.12
  6. Step 6: Final answer
    x = 17,104.51

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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.