Home / 14,845.78-22,271.86-4,315.98

Finding the Fourth Proportional to 14,845.78, 22,271.86 and 4,315.98

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Solution

The fourth proportional to 14,845.78, 22,271.86 and 4,315.98 is: 6,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,845.78 : 22,271.86 = 4,315.98 : x
  2. Step 2: Convert to fraction form
    14,845.78/22,271.86 = 4,315.98/x
  3. Step 3: Cross multiply
    14,845.78x = 22,271.86 × 4,315.98
  4. Step 4: Simplify right side
    14,845.78x = 96,124,991.24
  5. Step 5: Solve for x
    x = 96,124,991.24/14,845.78
  6. Step 6: Final answer
    x = 6,474.90

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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.