Home / 19,954.50-29,915.37-8,276.10

Finding the Fourth Proportional to 19,954.50, 29,915.37 and 8,276.10

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Solution

The fourth proportional to 19,954.50, 29,915.37 and 8,276.10 is: 12,407.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.50 : 29,915.37 = 8,276.10 : x
  2. Step 2: Convert to fraction form
    19,954.50/29,915.37 = 8,276.10/x
  3. Step 3: Cross multiply
    19,954.50x = 29,915.37 × 8,276.10
  4. Step 4: Simplify right side
    19,954.50x = 247,582,593.66
  5. Step 5: Solve for x
    x = 247,582,593.66/19,954.50
  6. Step 6: Final answer
    x = 12,407.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.