Home / 22,674.66-31,290.30-12,602.82

Finding the Fourth Proportional to 22,674.66, 31,290.30 and 12,602.82

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Solution

The fourth proportional to 22,674.66, 31,290.30 and 12,602.82 is: 17,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,674.66 : 31,290.30 = 12,602.82 : x
  2. Step 2: Convert to fraction form
    22,674.66/31,290.30 = 12,602.82/x
  3. Step 3: Cross multiply
    22,674.66x = 31,290.30 × 12,602.82
  4. Step 4: Simplify right side
    22,674.66x = 394,346,018.65
  5. Step 5: Solve for x
    x = 394,346,018.65/22,674.66
  6. Step 6: Final answer
    x = 17,391.49

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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.