Home / 13,923.46-20,860.86-11,598.40

Finding the Fourth Proportional to 13,923.46, 20,860.86 and 11,598.40

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Solution

The fourth proportional to 13,923.46, 20,860.86 and 11,598.40 is: 17,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923.46 : 20,860.86 = 11,598.40 : x
  2. Step 2: Convert to fraction form
    13,923.46/20,860.86 = 11,598.40/x
  3. Step 3: Cross multiply
    13,923.46x = 20,860.86 × 11,598.40
  4. Step 4: Simplify right side
    13,923.46x = 241,952,598.62
  5. Step 5: Solve for x
    x = 241,952,598.62/13,923.46
  6. Step 6: Final answer
    x = 17,377.33

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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.