Home / 14,255.44-21,386.00-4,394.30

Finding the Fourth Proportional to 14,255.44, 21,386.00 and 4,394.30

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Solution

The fourth proportional to 14,255.44, 21,386.00 and 4,394.30 is: 6,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.44 : 21,386.00 = 4,394.30 : x
  2. Step 2: Convert to fraction form
    14,255.44/21,386.00 = 4,394.30/x
  3. Step 3: Cross multiply
    14,255.44x = 21,386.00 × 4,394.30
  4. Step 4: Simplify right side
    14,255.44x = 93,976,403.86
  5. Step 5: Solve for x
    x = 93,976,403.86/14,255.44
  6. Step 6: Final answer
    x = 6,592.32

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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.