Home / 33,085.80-49,628.70-13,354.20

Finding the Fourth Proportional to 33,085.80, 49,628.70 and 13,354.20

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Solution

The fourth proportional to 33,085.80, 49,628.70 and 13,354.20 is: 20,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,085.80 : 49,628.70 = 13,354.20 : x
  2. Step 2: Convert to fraction form
    33,085.80/49,628.70 = 13,354.20/x
  3. Step 3: Cross multiply
    33,085.80x = 49,628.70 × 13,354.20
  4. Step 4: Simplify right side
    33,085.80x = 662,751,585.54
  5. Step 5: Solve for x
    x = 662,751,585.54/33,085.80
  6. Step 6: Final answer
    x = 20,031.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.