Home / 13,266.53-19,899.80-5,466.77

Finding the Fourth Proportional to 13,266.53, 19,899.80 and 5,466.77

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Solution

The fourth proportional to 13,266.53, 19,899.80 and 5,466.77 is: 8,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,266.53 : 19,899.80 = 5,466.77 : x
  2. Step 2: Convert to fraction form
    13,266.53/19,899.80 = 5,466.77/x
  3. Step 3: Cross multiply
    13,266.53x = 19,899.80 × 5,466.77
  4. Step 4: Simplify right side
    13,266.53x = 108,787,602.31
  5. Step 5: Solve for x
    x = 108,787,602.31/13,266.53
  6. Step 6: Final answer
    x = 8,200.16

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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.