Home / 29,638.06-40,915.39-22,908.49

Finding the Fourth Proportional to 29,638.06, 40,915.39 and 22,908.49

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Solution

The fourth proportional to 29,638.06, 40,915.39 and 22,908.49 is: 31,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,638.06 : 40,915.39 = 22,908.49 : x
  2. Step 2: Convert to fraction form
    29,638.06/40,915.39 = 22,908.49/x
  3. Step 3: Cross multiply
    29,638.06x = 40,915.39 × 22,908.49
  4. Step 4: Simplify right side
    29,638.06x = 937,309,802.66
  5. Step 5: Solve for x
    x = 937,309,802.66/29,638.06
  6. Step 6: Final answer
    x = 31,625.21

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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.