Home / 14,308.16-21,463.27-3,778.07

Finding the Fourth Proportional to 14,308.16, 21,463.27 and 3,778.07

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Solution

The fourth proportional to 14,308.16, 21,463.27 and 3,778.07 is: 5,667.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308.16 : 21,463.27 = 3,778.07 : x
  2. Step 2: Convert to fraction form
    14,308.16/21,463.27 = 3,778.07/x
  3. Step 3: Cross multiply
    14,308.16x = 21,463.27 × 3,778.07
  4. Step 4: Simplify right side
    14,308.16x = 81,089,820.95
  5. Step 5: Solve for x
    x = 81,089,820.95/14,308.16
  6. Step 6: Final answer
    x = 5,667.38

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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.