Home / 29,638.31-40,915.73-22,908.74

Finding the Fourth Proportional to 29,638.31, 40,915.73 and 22,908.74

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Solution

The fourth proportional to 29,638.31, 40,915.73 and 22,908.74 is: 31,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,638.31 : 40,915.73 = 22,908.74 : x
  2. Step 2: Convert to fraction form
    29,638.31/40,915.73 = 22,908.74/x
  3. Step 3: Cross multiply
    29,638.31x = 40,915.73 × 22,908.74
  4. Step 4: Simplify right side
    29,638.31x = 937,327,673.17
  5. Step 5: Solve for x
    x = 937,327,673.17/29,638.31
  6. Step 6: Final answer
    x = 31,625.55

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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.