Home / 35,288.72-52,933.32-11,915.36

Finding the Fourth Proportional to 35,288.72, 52,933.32 and 11,915.36

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Solution

The fourth proportional to 35,288.72, 52,933.32 and 11,915.36 is: 17,873.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,288.72 : 52,933.32 = 11,915.36 : x
  2. Step 2: Convert to fraction form
    35,288.72/52,933.32 = 11,915.36/x
  3. Step 3: Cross multiply
    35,288.72x = 52,933.32 × 11,915.36
  4. Step 4: Simplify right side
    35,288.72x = 630,719,563.80
  5. Step 5: Solve for x
    x = 630,719,563.80/35,288.72
  6. Step 6: Final answer
    x = 17,873.12

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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.