Home / 22,325.22-30,807.54-13,370.67

Finding the Fourth Proportional to 22,325.22, 30,807.54 and 13,370.67

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Solution

The fourth proportional to 22,325.22, 30,807.54 and 13,370.67 is: 18,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,325.22 : 30,807.54 = 13,370.67 : x
  2. Step 2: Convert to fraction form
    22,325.22/30,807.54 = 13,370.67/x
  3. Step 3: Cross multiply
    22,325.22x = 30,807.54 × 13,370.67
  4. Step 4: Simplify right side
    22,325.22x = 411,917,450.85
  5. Step 5: Solve for x
    x = 411,917,450.85/22,325.22
  6. Step 6: Final answer
    x = 18,450.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.