Home / 14,487.32-21,730.38-4,627.16

Finding the Fourth Proportional to 14,487.32, 21,730.38 and 4,627.16

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Solution

The fourth proportional to 14,487.32, 21,730.38 and 4,627.16 is: 6,940.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.32 : 21,730.38 = 4,627.16 : x
  2. Step 2: Convert to fraction form
    14,487.32/21,730.38 = 4,627.16/x
  3. Step 3: Cross multiply
    14,487.32x = 21,730.38 × 4,627.16
  4. Step 4: Simplify right side
    14,487.32x = 100,549,945.12
  5. Step 5: Solve for x
    x = 100,549,945.12/14,487.32
  6. Step 6: Final answer
    x = 6,940.55

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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.