Home / 36,415.07-54,622.60-10,120.04

Finding the Fourth Proportional to 36,415.07, 54,622.60 and 10,120.04

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Solution

The fourth proportional to 36,415.07, 54,622.60 and 10,120.04 is: 15,180.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,415.07 : 54,622.60 = 10,120.04 : x
  2. Step 2: Convert to fraction form
    36,415.07/54,622.60 = 10,120.04/x
  3. Step 3: Cross multiply
    36,415.07x = 54,622.60 × 10,120.04
  4. Step 4: Simplify right side
    36,415.07x = 552,782,573.19
  5. Step 5: Solve for x
    x = 552,782,573.19/36,415.07
  6. Step 6: Final answer
    x = 15,180.05

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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.