Home / 47,211-70,828.65-17,629.04

Finding the Fourth Proportional to 47,211, 70,828.65 and 17,629.04

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Solution

The fourth proportional to 47,211, 70,828.65 and 17,629.04 is: 26,448.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,211 : 70,828.65 = 17,629.04 : x
  2. Step 2: Convert to fraction form
    47,211/70,828.65 = 17,629.04/x
  3. Step 3: Cross multiply
    47,211x = 70,828.65 × 17,629.04
  4. Step 4: Simplify right side
    47,211x = 1,248,640,749.85
  5. Step 5: Solve for x
    x = 1,248,640,749.85/47,211
  6. Step 6: Final answer
    x = 26,448.09

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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.