Home / 34,277.72-51,357.90-18,706.28

Finding the Fourth Proportional to 34,277.72, 51,357.90 and 18,706.28

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Solution

The fourth proportional to 34,277.72, 51,357.90 and 18,706.28 is: 28,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,277.72 : 51,357.90 = 18,706.28 : x
  2. Step 2: Convert to fraction form
    34,277.72/51,357.90 = 18,706.28/x
  3. Step 3: Cross multiply
    34,277.72x = 51,357.90 × 18,706.28
  4. Step 4: Simplify right side
    34,277.72x = 960,715,257.61
  5. Step 5: Solve for x
    x = 960,715,257.61/34,277.72
  6. Step 6: Final answer
    x = 28,027.40

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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.