Home / 50,847.60-76,271.40-13,911.60

Finding the Fourth Proportional to 50,847.60, 76,271.40 and 13,911.60

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Solution

The fourth proportional to 50,847.60, 76,271.40 and 13,911.60 is: 20,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,847.60 : 76,271.40 = 13,911.60 : x
  2. Step 2: Convert to fraction form
    50,847.60/76,271.40 = 13,911.60/x
  3. Step 3: Cross multiply
    50,847.60x = 76,271.40 × 13,911.60
  4. Step 4: Simplify right side
    50,847.60x = 1,061,057,208.24
  5. Step 5: Solve for x
    x = 1,061,057,208.24/50,847.60
  6. Step 6: Final answer
    x = 20,867.40

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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.