Home / 34,073.25-47,021.07-18,965.58

Finding the Fourth Proportional to 34,073.25, 47,021.07 and 18,965.58

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Solution

The fourth proportional to 34,073.25, 47,021.07 and 18,965.58 is: 26,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,073.25 : 47,021.07 = 18,965.58 : x
  2. Step 2: Convert to fraction form
    34,073.25/47,021.07 = 18,965.58/x
  3. Step 3: Cross multiply
    34,073.25x = 47,021.07 × 18,965.58
  4. Step 4: Simplify right side
    34,073.25x = 891,782,112.22
  5. Step 5: Solve for x
    x = 891,782,112.22/34,073.25
  6. Step 6: Final answer
    x = 26,172.50

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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.