Home / 34,137.70-51,206.55-28,305.70

Finding the Fourth Proportional to 34,137.70, 51,206.55 and 28,305.70

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Solution

The fourth proportional to 34,137.70, 51,206.55 and 28,305.70 is: 42,458.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,137.70 : 51,206.55 = 28,305.70 : x
  2. Step 2: Convert to fraction form
    34,137.70/51,206.55 = 28,305.70/x
  3. Step 3: Cross multiply
    34,137.70x = 51,206.55 × 28,305.70
  4. Step 4: Simplify right side
    34,137.70x = 1,449,437,242.34
  5. Step 5: Solve for x
    x = 1,449,437,242.34/34,137.70
  6. Step 6: Final answer
    x = 42,458.55

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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.