Home / 34,319.62-47,361.88-19,211.91

Finding the Fourth Proportional to 34,319.62, 47,361.88 and 19,211.91

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Solution

The fourth proportional to 34,319.62, 47,361.88 and 19,211.91 is: 26,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,319.62 : 47,361.88 = 19,211.91 : x
  2. Step 2: Convert to fraction form
    34,319.62/47,361.88 = 19,211.91/x
  3. Step 3: Cross multiply
    34,319.62x = 47,361.88 × 19,211.91
  4. Step 4: Simplify right side
    34,319.62x = 909,912,175.99
  5. Step 5: Solve for x
    x = 909,912,175.99/34,319.62
  6. Step 6: Final answer
    x = 26,512.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.