Home / 34,288.30-47,317.53-19,180.79

Finding the Fourth Proportional to 34,288.30, 47,317.53 and 19,180.79

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Solution

The fourth proportional to 34,288.30, 47,317.53 and 19,180.79 is: 26,469.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,288.30 : 47,317.53 = 19,180.79 : x
  2. Step 2: Convert to fraction form
    34,288.30/47,317.53 = 19,180.79/x
  3. Step 3: Cross multiply
    34,288.30x = 47,317.53 × 19,180.79
  4. Step 4: Simplify right side
    34,288.30x = 907,587,606.25
  5. Step 5: Solve for x
    x = 907,587,606.25/34,288.30
  6. Step 6: Final answer
    x = 26,469.31

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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.