Home / 22,430.37-33,620.41-9,100.27

Finding the Fourth Proportional to 22,430.37, 33,620.41 and 9,100.27

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Solution

The fourth proportional to 22,430.37, 33,620.41 and 9,100.27 is: 13,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,430.37 : 33,620.41 = 9,100.27 : x
  2. Step 2: Convert to fraction form
    22,430.37/33,620.41 = 9,100.27/x
  3. Step 3: Cross multiply
    22,430.37x = 33,620.41 × 9,100.27
  4. Step 4: Simplify right side
    22,430.37x = 305,954,808.51
  5. Step 5: Solve for x
    x = 305,954,808.51/22,430.37
  6. Step 6: Final answer
    x = 13,640.20

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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.