Home / 47,947.41-66,147.93-31,822.29

Finding the Fourth Proportional to 47,947.41, 66,147.93 and 31,822.29

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Solution

The fourth proportional to 47,947.41, 66,147.93 and 31,822.29 is: 43,901.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,947.41 : 66,147.93 = 31,822.29 : x
  2. Step 2: Convert to fraction form
    47,947.41/66,147.93 = 31,822.29/x
  3. Step 3: Cross multiply
    47,947.41x = 66,147.93 × 31,822.29
  4. Step 4: Simplify right side
    47,947.41x = 2,104,978,611.36
  5. Step 5: Solve for x
    x = 2,104,978,611.36/47,947.41
  6. Step 6: Final answer
    x = 43,901.82

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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.