Home / 13,348.36-20,021.82-4,583.80

Finding the Fourth Proportional to 13,348.36, 20,021.82 and 4,583.80

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Solution

The fourth proportional to 13,348.36, 20,021.82 and 4,583.80 is: 6,875.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348.36 : 20,021.82 = 4,583.80 : x
  2. Step 2: Convert to fraction form
    13,348.36/20,021.82 = 4,583.80/x
  3. Step 3: Cross multiply
    13,348.36x = 20,021.82 × 4,583.80
  4. Step 4: Simplify right side
    13,348.36x = 91,776,018.52
  5. Step 5: Solve for x
    x = 91,776,018.52/13,348.36
  6. Step 6: Final answer
    x = 6,875.45

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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.