Home / 14,378.96-21,567.09-5,018.60

Finding the Fourth Proportional to 14,378.96, 21,567.09 and 5,018.60

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Solution

The fourth proportional to 14,378.96, 21,567.09 and 5,018.60 is: 7,527.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378.96 : 21,567.09 = 5,018.60 : x
  2. Step 2: Convert to fraction form
    14,378.96/21,567.09 = 5,018.60/x
  3. Step 3: Cross multiply
    14,378.96x = 21,567.09 × 5,018.60
  4. Step 4: Simplify right side
    14,378.96x = 108,236,597.87
  5. Step 5: Solve for x
    x = 108,236,597.87/14,378.96
  6. Step 6: Final answer
    x = 7,527.43

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1.5x scale

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.