Home / 34,125.87-47,094.03-19,979.22

Finding the Fourth Proportional to 34,125.87, 47,094.03 and 19,979.22

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Solution

The fourth proportional to 34,125.87, 47,094.03 and 19,979.22 is: 27,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,125.87 : 47,094.03 = 19,979.22 : x
  2. Step 2: Convert to fraction form
    34,125.87/47,094.03 = 19,979.22/x
  3. Step 3: Cross multiply
    34,125.87x = 47,094.03 × 19,979.22
  4. Step 4: Simplify right side
    34,125.87x = 940,901,986.06
  5. Step 5: Solve for x
    x = 940,901,986.06/34,125.87
  6. Step 6: Final answer
    x = 27,571.52

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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.