Home / 34,290.98-51,394.04-20,236.76

Finding the Fourth Proportional to 34,290.98, 51,394.04 and 20,236.76

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Solution

The fourth proportional to 34,290.98, 51,394.04 and 20,236.76 is: 30,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,290.98 : 51,394.04 = 20,236.76 : x
  2. Step 2: Convert to fraction form
    34,290.98/51,394.04 = 20,236.76/x
  3. Step 3: Cross multiply
    34,290.98x = 51,394.04 × 20,236.76
  4. Step 4: Simplify right side
    34,290.98x = 1,040,048,852.91
  5. Step 5: Solve for x
    x = 1,040,048,852.91/34,290.98
  6. Step 6: Final answer
    x = 30,330.10

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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.