Home / 34,739.44-47,940.64-19,632.40

Finding the Fourth Proportional to 34,739.44, 47,940.64 and 19,632.40

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Solution

The fourth proportional to 34,739.44, 47,940.64 and 19,632.40 is: 27,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,739.44 : 47,940.64 = 19,632.40 : x
  2. Step 2: Convert to fraction form
    34,739.44/47,940.64 = 19,632.40/x
  3. Step 3: Cross multiply
    34,739.44x = 47,940.64 × 19,632.40
  4. Step 4: Simplify right side
    34,739.44x = 941,189,820.74
  5. Step 5: Solve for x
    x = 941,189,820.74/34,739.44
  6. Step 6: Final answer
    x = 27,092.83

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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.