Home / 36,680.49-55,020.74-10,385.46

Finding the Fourth Proportional to 36,680.49, 55,020.74 and 10,385.46

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Solution

The fourth proportional to 36,680.49, 55,020.74 and 10,385.46 is: 15,578.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,680.49 : 55,020.74 = 10,385.46 : x
  2. Step 2: Convert to fraction form
    36,680.49/55,020.74 = 10,385.46/x
  3. Step 3: Cross multiply
    36,680.49x = 55,020.74 × 10,385.46
  4. Step 4: Simplify right side
    36,680.49x = 571,415,694.44
  5. Step 5: Solve for x
    x = 571,415,694.44/36,680.49
  6. Step 6: Final answer
    x = 15,578.19

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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.