Home / 22,396.18-30,905.95-12,323.67

Finding the Fourth Proportional to 22,396.18, 30,905.95 and 12,323.67

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Solution

The fourth proportional to 22,396.18, 30,905.95 and 12,323.67 is: 17,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,396.18 : 30,905.95 = 12,323.67 : x
  2. Step 2: Convert to fraction form
    22,396.18/30,905.95 = 12,323.67/x
  3. Step 3: Cross multiply
    22,396.18x = 30,905.95 × 12,323.67
  4. Step 4: Simplify right side
    22,396.18x = 380,874,744.48
  5. Step 5: Solve for x
    x = 380,874,744.48/22,396.18
  6. Step 6: Final answer
    x = 17,006.24

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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.