Home / 14,386.10-21,584.55-5,627.30

Finding the Fourth Proportional to 14,386.10, 21,584.55 and 5,627.30

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Solution

The fourth proportional to 14,386.10, 21,584.55 and 5,627.30 is: 8,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386.10 : 21,584.55 = 5,627.30 : x
  2. Step 2: Convert to fraction form
    14,386.10/21,584.55 = 5,627.30/x
  3. Step 3: Cross multiply
    14,386.10x = 21,584.55 × 5,627.30
  4. Step 4: Simplify right side
    14,386.10x = 121,462,738.22
  5. Step 5: Solve for x
    x = 121,462,738.22/14,386.10
  6. Step 6: Final answer
    x = 8,443.06

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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.