Home / 34,448.31-47,550.66-20,300.25

Finding the Fourth Proportional to 34,448.31, 47,550.66 and 20,300.25

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Solution

The fourth proportional to 34,448.31, 47,550.66 and 20,300.25 is: 28,021.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,448.31 : 47,550.66 = 20,300.25 : x
  2. Step 2: Convert to fraction form
    34,448.31/47,550.66 = 20,300.25/x
  3. Step 3: Cross multiply
    34,448.31x = 47,550.66 × 20,300.25
  4. Step 4: Simplify right side
    34,448.31x = 965,290,285.67
  5. Step 5: Solve for x
    x = 965,290,285.67/34,448.31
  6. Step 6: Final answer
    x = 28,021.41

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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.