Home / 34,653.36-51,972.20-15,915.39

Finding the Fourth Proportional to 34,653.36, 51,972.20 and 15,915.39

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Solution

The fourth proportional to 34,653.36, 51,972.20 and 15,915.39 is: 23,869.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653.36 : 51,972.20 = 15,915.39 : x
  2. Step 2: Convert to fraction form
    34,653.36/51,972.20 = 15,915.39/x
  3. Step 3: Cross multiply
    34,653.36x = 51,972.20 × 15,915.39
  4. Step 4: Simplify right side
    34,653.36x = 827,157,572.30
  5. Step 5: Solve for x
    x = 827,157,572.30/34,653.36
  6. Step 6: Final answer
    x = 23,869.48

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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.