Home / 49,346.83-74,019.56-11,906.58

Finding the Fourth Proportional to 49,346.83, 74,019.56 and 11,906.58

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Solution

The fourth proportional to 49,346.83, 74,019.56 and 11,906.58 is: 17,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,346.83 : 74,019.56 = 11,906.58 : x
  2. Step 2: Convert to fraction form
    49,346.83/74,019.56 = 11,906.58/x
  3. Step 3: Cross multiply
    49,346.83x = 74,019.56 × 11,906.58
  4. Step 4: Simplify right side
    49,346.83x = 881,319,812.70
  5. Step 5: Solve for x
    x = 881,319,812.70/49,346.83
  6. Step 6: Final answer
    x = 17,859.70

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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.