Home / 14,578.40-21,867.60-4,048.40

Finding the Fourth Proportional to 14,578.40, 21,867.60 and 4,048.40

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Solution

The fourth proportional to 14,578.40, 21,867.60 and 4,048.40 is: 6,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,578.40 : 21,867.60 = 4,048.40 : x
  2. Step 2: Convert to fraction form
    14,578.40/21,867.60 = 4,048.40/x
  3. Step 3: Cross multiply
    14,578.40x = 21,867.60 × 4,048.40
  4. Step 4: Simplify right side
    14,578.40x = 88,528,791.84
  5. Step 5: Solve for x
    x = 88,528,791.84/14,578.40
  6. Step 6: Final answer
    x = 6,072.60

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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.