Home / 13,027.80-19,541.64-3,167.10

Finding the Fourth Proportional to 13,027.80, 19,541.64 and 3,167.10

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Solution

The fourth proportional to 13,027.80, 19,541.64 and 3,167.10 is: 4,750.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.80 : 19,541.64 = 3,167.10 : x
  2. Step 2: Convert to fraction form
    13,027.80/19,541.64 = 3,167.10/x
  3. Step 3: Cross multiply
    13,027.80x = 19,541.64 × 3,167.10
  4. Step 4: Simplify right side
    13,027.80x = 61,890,328.04
  5. Step 5: Solve for x
    x = 61,890,328.04/13,027.80
  6. Step 6: Final answer
    x = 4,750.64

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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.