Home / 14,419.21-21,628.67-4,558.49

Finding the Fourth Proportional to 14,419.21, 21,628.67 and 4,558.49

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Solution

The fourth proportional to 14,419.21, 21,628.67 and 4,558.49 is: 6,837.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419.21 : 21,628.67 = 4,558.49 : x
  2. Step 2: Convert to fraction form
    14,419.21/21,628.67 = 4,558.49/x
  3. Step 3: Cross multiply
    14,419.21x = 21,628.67 × 4,558.49
  4. Step 4: Simplify right side
    14,419.21x = 98,594,010.12
  5. Step 5: Solve for x
    x = 98,594,010.12/14,419.21
  6. Step 6: Final answer
    x = 6,837.69

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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.