Home / 47,135.26-70,694.38-19,054.18

Finding the Fourth Proportional to 47,135.26, 70,694.38 and 19,054.18

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Solution

The fourth proportional to 47,135.26, 70,694.38 and 19,054.18 is: 28,577.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,135.26 : 70,694.38 = 19,054.18 : x
  2. Step 2: Convert to fraction form
    47,135.26/70,694.38 = 19,054.18/x
  3. Step 3: Cross multiply
    47,135.26x = 70,694.38 × 19,054.18
  4. Step 4: Simplify right side
    47,135.26x = 1,347,023,441.51
  5. Step 5: Solve for x
    x = 1,347,023,441.51/47,135.26
  6. Step 6: Final answer
    x = 28,577.83

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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.