Home / 22,004.10-33,030.45-12,162.60

Finding the Fourth Proportional to 22,004.10, 33,030.45 and 12,162.60

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Solution

The fourth proportional to 22,004.10, 33,030.45 and 12,162.60 is: 18,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,004.10 : 33,030.45 = 12,162.60 : x
  2. Step 2: Convert to fraction form
    22,004.10/33,030.45 = 12,162.60/x
  3. Step 3: Cross multiply
    22,004.10x = 33,030.45 × 12,162.60
  4. Step 4: Simplify right side
    22,004.10x = 401,736,151.17
  5. Step 5: Solve for x
    x = 401,736,151.17/22,004.10
  6. Step 6: Final answer
    x = 18,257.33

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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.