Home / 14,015.74-20,971.77-11,527.42

Finding the Fourth Proportional to 14,015.74, 20,971.77 and 11,527.42

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Solution

The fourth proportional to 14,015.74, 20,971.77 and 11,527.42 is: 17,248.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.74 : 20,971.77 = 11,527.42 : x
  2. Step 2: Convert to fraction form
    14,015.74/20,971.77 = 11,527.42/x
  3. Step 3: Cross multiply
    14,015.74x = 20,971.77 × 11,527.42
  4. Step 4: Simplify right side
    14,015.74x = 241,750,400.93
  5. Step 5: Solve for x
    x = 241,750,400.93/14,015.74
  6. Step 6: Final answer
    x = 17,248.49

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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.