Home / 35,288.92-52,930.10-11,915.56

Finding the Fourth Proportional to 35,288.92, 52,930.10 and 11,915.56

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Solution

The fourth proportional to 35,288.92, 52,930.10 and 11,915.56 is: 17,872.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,288.92 : 52,930.10 = 11,915.56 : x
  2. Step 2: Convert to fraction form
    35,288.92/52,930.10 = 11,915.56/x
  3. Step 3: Cross multiply
    35,288.92x = 52,930.10 × 11,915.56
  4. Step 4: Simplify right side
    35,288.92x = 630,691,782.36
  5. Step 5: Solve for x
    x = 630,691,782.36/35,288.92
  6. Step 6: Final answer
    x = 17,872.23

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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.