Home / 14,228.93-21,343.37-4,233.64

Finding the Fourth Proportional to 14,228.93, 21,343.37 and 4,233.64

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Solution

The fourth proportional to 14,228.93, 21,343.37 and 4,233.64 is: 6,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.93 : 21,343.37 = 4,233.64 : x
  2. Step 2: Convert to fraction form
    14,228.93/21,343.37 = 4,233.64/x
  3. Step 3: Cross multiply
    14,228.93x = 21,343.37 × 4,233.64
  4. Step 4: Simplify right side
    14,228.93x = 90,360,144.97
  5. Step 5: Solve for x
    x = 90,360,144.97/14,228.93
  6. Step 6: Final answer
    x = 6,350.45

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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.