Home / 34,205.95-51,314.60-12,013.57

Finding the Fourth Proportional to 34,205.95, 51,314.60 and 12,013.57

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Solution

The fourth proportional to 34,205.95, 51,314.60 and 12,013.57 is: 18,022.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,205.95 : 51,314.60 = 12,013.57 : x
  2. Step 2: Convert to fraction form
    34,205.95/51,314.60 = 12,013.57/x
  3. Step 3: Cross multiply
    34,205.95x = 51,314.60 × 12,013.57
  4. Step 4: Simplify right side
    34,205.95x = 616,471,539.12
  5. Step 5: Solve for x
    x = 616,471,539.12/34,205.95
  6. Step 6: Final answer
    x = 18,022.35

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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.