Home / 34,717.48-47,907.72-19,610.78

Finding the Fourth Proportional to 34,717.48, 47,907.72 and 19,610.78

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Solution

The fourth proportional to 34,717.48, 47,907.72 and 19,610.78 is: 27,061.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,717.48 : 47,907.72 = 19,610.78 : x
  2. Step 2: Convert to fraction form
    34,717.48/47,907.72 = 19,610.78/x
  3. Step 3: Cross multiply
    34,717.48x = 47,907.72 × 19,610.78
  4. Step 4: Simplify right side
    34,717.48x = 939,507,517.68
  5. Step 5: Solve for x
    x = 939,507,517.68/34,717.48
  6. Step 6: Final answer
    x = 27,061.51

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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.