Home / 34,282.08-51,428.16-12,091.44

Finding the Fourth Proportional to 34,282.08, 51,428.16 and 12,091.44

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Solution

The fourth proportional to 34,282.08, 51,428.16 and 12,091.44 is: 18,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,282.08 : 51,428.16 = 12,091.44 : x
  2. Step 2: Convert to fraction form
    34,282.08/51,428.16 = 12,091.44/x
  3. Step 3: Cross multiply
    34,282.08x = 51,428.16 × 12,091.44
  4. Step 4: Simplify right side
    34,282.08x = 621,840,510.95
  5. Step 5: Solve for x
    x = 621,840,510.95/34,282.08
  6. Step 6: Final answer
    x = 18,138.94

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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.