Home / 34,081.37-51,114.10-13,013.67

Finding the Fourth Proportional to 34,081.37, 51,114.10 and 13,013.67

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Solution

The fourth proportional to 34,081.37, 51,114.10 and 13,013.67 is: 19,517.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.37 : 51,114.10 = 13,013.67 : x
  2. Step 2: Convert to fraction form
    34,081.37/51,114.10 = 13,013.67/x
  3. Step 3: Cross multiply
    34,081.37x = 51,114.10 × 13,013.67
  4. Step 4: Simplify right side
    34,081.37x = 665,182,029.75
  5. Step 5: Solve for x
    x = 665,182,029.75/34,081.37
  6. Step 6: Final answer
    x = 19,517.47

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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.