Home / 22,676.16-31,295.07-12,606.57

Finding the Fourth Proportional to 22,676.16, 31,295.07 and 12,606.57

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Solution

The fourth proportional to 22,676.16, 31,295.07 and 12,606.57 is: 17,398.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,676.16 : 31,295.07 = 12,606.57 : x
  2. Step 2: Convert to fraction form
    22,676.16/31,295.07 = 12,606.57/x
  3. Step 3: Cross multiply
    22,676.16x = 31,295.07 × 12,606.57
  4. Step 4: Simplify right side
    22,676.16x = 394,523,490.61
  5. Step 5: Solve for x
    x = 394,523,490.61/22,676.16
  6. Step 6: Final answer
    x = 17,398.16

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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.