Home / 29,559.06-40,778.64-19,474.56

Finding the Fourth Proportional to 29,559.06, 40,778.64 and 19,474.56

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Solution

The fourth proportional to 29,559.06, 40,778.64 and 19,474.56 is: 26,866.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,559.06 : 40,778.64 = 19,474.56 : x
  2. Step 2: Convert to fraction form
    29,559.06/40,778.64 = 19,474.56/x
  3. Step 3: Cross multiply
    29,559.06x = 40,778.64 × 19,474.56
  4. Step 4: Simplify right side
    29,559.06x = 794,146,071.40
  5. Step 5: Solve for x
    x = 794,146,071.40/29,559.06
  6. Step 6: Final answer
    x = 26,866.42

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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.