Home / 51,138.63-70,590.60-29,924.73

Finding the Fourth Proportional to 51,138.63, 70,590.60 and 29,924.73

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Solution

The fourth proportional to 51,138.63, 70,590.60 and 29,924.73 is: 41,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,138.63 : 70,590.60 = 29,924.73 : x
  2. Step 2: Convert to fraction form
    51,138.63/70,590.60 = 29,924.73/x
  3. Step 3: Cross multiply
    51,138.63x = 70,590.60 × 29,924.73
  4. Step 4: Simplify right side
    51,138.63x = 2,112,404,645.54
  5. Step 5: Solve for x
    x = 2,112,404,645.54/51,138.63
  6. Step 6: Final answer
    x = 41,307.42

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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.