Home / 14,262.20-21,385.58-6,466.76

Finding the Fourth Proportional to 14,262.20, 21,385.58 and 6,466.76

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Solution

The fourth proportional to 14,262.20, 21,385.58 and 6,466.76 is: 9,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,262.20 : 21,385.58 = 6,466.76 : x
  2. Step 2: Convert to fraction form
    14,262.20/21,385.58 = 6,466.76/x
  3. Step 3: Cross multiply
    14,262.20x = 21,385.58 × 6,466.76
  4. Step 4: Simplify right side
    14,262.20x = 138,295,413.32
  5. Step 5: Solve for x
    x = 138,295,413.32/14,262.20
  6. Step 6: Final answer
    x = 9,696.64

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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.