Home / 47,161.49-65,054.39-29,015.31

Finding the Fourth Proportional to 47,161.49, 65,054.39 and 29,015.31

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Solution

The fourth proportional to 47,161.49, 65,054.39 and 29,015.31 is: 40,023.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,161.49 : 65,054.39 = 29,015.31 : x
  2. Step 2: Convert to fraction form
    47,161.49/65,054.39 = 29,015.31/x
  3. Step 3: Cross multiply
    47,161.49x = 65,054.39 × 29,015.31
  4. Step 4: Simplify right side
    47,161.49x = 1,887,573,365.25
  5. Step 5: Solve for x
    x = 1,887,573,365.25/47,161.49
  6. Step 6: Final answer
    x = 40,023.62

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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.