Home / 14,184.47-21,271.09-4,822.59

Finding the Fourth Proportional to 14,184.47, 21,271.09 and 4,822.59

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Solution

The fourth proportional to 14,184.47, 21,271.09 and 4,822.59 is: 7,231.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.47 : 21,271.09 = 4,822.59 : x
  2. Step 2: Convert to fraction form
    14,184.47/21,271.09 = 4,822.59/x
  3. Step 3: Cross multiply
    14,184.47x = 21,271.09 × 4,822.59
  4. Step 4: Simplify right side
    14,184.47x = 102,581,745.92
  5. Step 5: Solve for x
    x = 102,581,745.92/14,184.47
  6. Step 6: Final answer
    x = 7,231.98

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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.