Home / 50,641.33-75,915.55-19,453.09

Finding the Fourth Proportional to 50,641.33, 75,915.55 and 19,453.09

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Solution

The fourth proportional to 50,641.33, 75,915.55 and 19,453.09 is: 29,161.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,641.33 : 75,915.55 = 19,453.09 : x
  2. Step 2: Convert to fraction form
    50,641.33/75,915.55 = 19,453.09/x
  3. Step 3: Cross multiply
    50,641.33x = 75,915.55 × 19,453.09
  4. Step 4: Simplify right side
    50,641.33x = 1,476,791,598.34
  5. Step 5: Solve for x
    x = 1,476,791,598.34/50,641.33
  6. Step 6: Final answer
    x = 29,161.79

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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.