Home / 14,850.55-22,270.29-4,987.54

Finding the Fourth Proportional to 14,850.55, 22,270.29 and 4,987.54

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Solution

The fourth proportional to 14,850.55, 22,270.29 and 4,987.54 is: 7,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.55 : 22,270.29 = 4,987.54 : x
  2. Step 2: Convert to fraction form
    14,850.55/22,270.29 = 4,987.54/x
  3. Step 3: Cross multiply
    14,850.55x = 22,270.29 × 4,987.54
  4. Step 4: Simplify right side
    14,850.55x = 111,073,962.19
  5. Step 5: Solve for x
    x = 111,073,962.19/14,850.55
  6. Step 6: Final answer
    x = 7,479.45

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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.