Home / 34,318.91-47,361.08-19,211.48

Finding the Fourth Proportional to 34,318.91, 47,361.08 and 19,211.48

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Solution

The fourth proportional to 34,318.91, 47,361.08 and 19,211.48 is: 26,512.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,318.91 : 47,361.08 = 19,211.48 : x
  2. Step 2: Convert to fraction form
    34,318.91/47,361.08 = 19,211.48/x
  3. Step 3: Cross multiply
    34,318.91x = 47,361.08 × 19,211.48
  4. Step 4: Simplify right side
    34,318.91x = 909,876,252.42
  5. Step 5: Solve for x
    x = 909,876,252.42/34,318.91
  6. Step 6: Final answer
    x = 26,512.39

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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.