Home / 34,787.64-52,185.20-11,089.60

Finding the Fourth Proportional to 34,787.64, 52,185.20 and 11,089.60

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Solution

The fourth proportional to 34,787.64, 52,185.20 and 11,089.60 is: 16,635.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,787.64 : 52,185.20 = 11,089.60 : x
  2. Step 2: Convert to fraction form
    34,787.64/52,185.20 = 11,089.60/x
  3. Step 3: Cross multiply
    34,787.64x = 52,185.20 × 11,089.60
  4. Step 4: Simplify right side
    34,787.64x = 578,712,993.92
  5. Step 5: Solve for x
    x = 578,712,993.92/34,787.64
  6. Step 6: Final answer
    x = 16,635.59

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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.