Home / 34,147.04-47,112.46-19,803.97

Finding the Fourth Proportional to 34,147.04, 47,112.46 and 19,803.97

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Solution

The fourth proportional to 34,147.04, 47,112.46 and 19,803.97 is: 27,323.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,147.04 : 47,112.46 = 19,803.97 : x
  2. Step 2: Convert to fraction form
    34,147.04/47,112.46 = 19,803.97/x
  3. Step 3: Cross multiply
    34,147.04x = 47,112.46 × 19,803.97
  4. Step 4: Simplify right side
    34,147.04x = 933,013,409.88
  5. Step 5: Solve for x
    x = 933,013,409.88/34,147.04
  6. Step 6: Final answer
    x = 27,323.41

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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.