Home / 12,356.36-18,541.82-4,570.60

Finding the Fourth Proportional to 12,356.36, 18,541.82 and 4,570.60

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Solution

The fourth proportional to 12,356.36, 18,541.82 and 4,570.60 is: 6,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356.36 : 18,541.82 = 4,570.60 : x
  2. Step 2: Convert to fraction form
    12,356.36/18,541.82 = 4,570.60/x
  3. Step 3: Cross multiply
    12,356.36x = 18,541.82 × 4,570.60
  4. Step 4: Simplify right side
    12,356.36x = 84,747,242.49
  5. Step 5: Solve for x
    x = 84,747,242.49/12,356.36
  6. Step 6: Final answer
    x = 6,858.59

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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.