Home / 18,014.60-27,021.86-4,866.94

Finding the Fourth Proportional to 18,014.60, 27,021.86 and 4,866.94

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Solution

The fourth proportional to 18,014.60, 27,021.86 and 4,866.94 is: 7,300.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,014.60 : 27,021.86 = 4,866.94 : x
  2. Step 2: Convert to fraction form
    18,014.60/27,021.86 = 4,866.94/x
  3. Step 3: Cross multiply
    18,014.60x = 27,021.86 × 4,866.94
  4. Step 4: Simplify right side
    18,014.60x = 131,513,771.31
  5. Step 5: Solve for x
    x = 131,513,771.31/18,014.60
  6. Step 6: Final answer
    x = 7,300.40

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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.