Home / 29,062.44-40,118.22-19,643.76

Finding the Fourth Proportional to 29,062.44, 40,118.22 and 19,643.76

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Solution

The fourth proportional to 29,062.44, 40,118.22 and 19,643.76 is: 27,116.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,062.44 : 40,118.22 = 19,643.76 : x
  2. Step 2: Convert to fraction form
    29,062.44/40,118.22 = 19,643.76/x
  3. Step 3: Cross multiply
    29,062.44x = 40,118.22 × 19,643.76
  4. Step 4: Simplify right side
    29,062.44x = 788,072,685.31
  5. Step 5: Solve for x
    x = 788,072,685.31/29,062.44
  6. Step 6: Final answer
    x = 27,116.54

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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.