Home / 14,255.04-21,377.24-4,892.40

Finding the Fourth Proportional to 14,255.04, 21,377.24 and 4,892.40

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Solution

The fourth proportional to 14,255.04, 21,377.24 and 4,892.40 is: 7,336.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.04 : 21,377.24 = 4,892.40 : x
  2. Step 2: Convert to fraction form
    14,255.04/21,377.24 = 4,892.40/x
  3. Step 3: Cross multiply
    14,255.04x = 21,377.24 × 4,892.40
  4. Step 4: Simplify right side
    14,255.04x = 104,586,090.50
  5. Step 5: Solve for x
    x = 104,586,090.50/14,255.04
  6. Step 6: Final answer
    x = 7,336.78

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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.