Home / 34,283.05-51,428.67-12,091.83

Finding the Fourth Proportional to 34,283.05, 51,428.67 and 12,091.83

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Solution

The fourth proportional to 34,283.05, 51,428.67 and 12,091.83 is: 18,139.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,283.05 : 51,428.67 = 12,091.83 : x
  2. Step 2: Convert to fraction form
    34,283.05/51,428.67 = 12,091.83/x
  3. Step 3: Cross multiply
    34,283.05x = 51,428.67 × 12,091.83
  4. Step 4: Simplify right side
    34,283.05x = 621,866,853.87
  5. Step 5: Solve for x
    x = 621,866,853.87/34,283.05
  6. Step 6: Final answer
    x = 18,139.19

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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.