Home / 14,650.86-21,975.93-4,262.70

Finding the Fourth Proportional to 14,650.86, 21,975.93 and 4,262.70

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Solution

The fourth proportional to 14,650.86, 21,975.93 and 4,262.70 is: 6,393.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.86 : 21,975.93 = 4,262.70 : x
  2. Step 2: Convert to fraction form
    14,650.86/21,975.93 = 4,262.70/x
  3. Step 3: Cross multiply
    14,650.86x = 21,975.93 × 4,262.70
  4. Step 4: Simplify right side
    14,650.86x = 93,676,796.81
  5. Step 5: Solve for x
    x = 93,676,796.81/14,650.86
  6. Step 6: Final answer
    x = 6,393.95

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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.