Home / 14,163.72-19,548.77-10,800.53

Finding the Fourth Proportional to 14,163.72, 19,548.77 and 10,800.53

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Solution

The fourth proportional to 14,163.72, 19,548.77 and 10,800.53 is: 14,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.72 : 19,548.77 = 10,800.53 : x
  2. Step 2: Convert to fraction form
    14,163.72/19,548.77 = 10,800.53/x
  3. Step 3: Cross multiply
    14,163.72x = 19,548.77 × 10,800.53
  4. Step 4: Simplify right side
    14,163.72x = 211,137,071.72
  5. Step 5: Solve for x
    x = 211,137,071.72/14,163.72
  6. Step 6: Final answer
    x = 14,906.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.