Home / 14,438.84-21,662.10-4,578.32

Finding the Fourth Proportional to 14,438.84, 21,662.10 and 4,578.32

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Solution

The fourth proportional to 14,438.84, 21,662.10 and 4,578.32 is: 6,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.84 : 21,662.10 = 4,578.32 : x
  2. Step 2: Convert to fraction form
    14,438.84/21,662.10 = 4,578.32/x
  3. Step 3: Cross multiply
    14,438.84x = 21,662.10 × 4,578.32
  4. Step 4: Simplify right side
    14,438.84x = 99,176,025.67
  5. Step 5: Solve for x
    x = 99,176,025.67/14,438.84
  6. Step 6: Final answer
    x = 6,868.70

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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.