Home / 14,378.22-21,570.56-4,383.86

Finding the Fourth Proportional to 14,378.22, 21,570.56 and 4,383.86

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Solution

The fourth proportional to 14,378.22, 21,570.56 and 4,383.86 is: 6,576.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378.22 : 21,570.56 = 4,383.86 : x
  2. Step 2: Convert to fraction form
    14,378.22/21,570.56 = 4,383.86/x
  3. Step 3: Cross multiply
    14,378.22x = 21,570.56 × 4,383.86
  4. Step 4: Simplify right side
    14,378.22x = 94,562,315.16
  5. Step 5: Solve for x
    x = 94,562,315.16/14,378.22
  6. Step 6: Final answer
    x = 6,576.77

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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.