Home / 34,374.62-51,554.50-12,188.72

Finding the Fourth Proportional to 34,374.62, 51,554.50 and 12,188.72

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Solution

The fourth proportional to 34,374.62, 51,554.50 and 12,188.72 is: 18,280.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,374.62 : 51,554.50 = 12,188.72 : x
  2. Step 2: Convert to fraction form
    34,374.62/51,554.50 = 12,188.72/x
  3. Step 3: Cross multiply
    34,374.62x = 51,554.50 × 12,188.72
  4. Step 4: Simplify right side
    34,374.62x = 628,383,365.24
  5. Step 5: Solve for x
    x = 628,383,365.24/34,374.62
  6. Step 6: Final answer
    x = 18,280.45

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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.