Home / 14,440.43-21,661.41-4,578.95

Finding the Fourth Proportional to 14,440.43, 21,661.41 and 4,578.95

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Solution

The fourth proportional to 14,440.43, 21,661.41 and 4,578.95 is: 6,868.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.43 : 21,661.41 = 4,578.95 : x
  2. Step 2: Convert to fraction form
    14,440.43/21,661.41 = 4,578.95/x
  3. Step 3: Cross multiply
    14,440.43x = 21,661.41 × 4,578.95
  4. Step 4: Simplify right side
    14,440.43x = 99,186,513.32
  5. Step 5: Solve for x
    x = 99,186,513.32/14,440.43
  6. Step 6: Final answer
    x = 6,868.67

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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.