Home / 13,245.48-19,866.06-4,923.54

Finding the Fourth Proportional to 13,245.48, 19,866.06 and 4,923.54

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Solution

The fourth proportional to 13,245.48, 19,866.06 and 4,923.54 is: 7,384.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245.48 : 19,866.06 = 4,923.54 : x
  2. Step 2: Convert to fraction form
    13,245.48/19,866.06 = 4,923.54/x
  3. Step 3: Cross multiply
    13,245.48x = 19,866.06 × 4,923.54
  4. Step 4: Simplify right side
    13,245.48x = 97,811,341.05
  5. Step 5: Solve for x
    x = 97,811,341.05/13,245.48
  6. Step 6: Final answer
    x = 7,384.51

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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.