Home / 13,027.12-19,536.28-4,259.98

Finding the Fourth Proportional to 13,027.12, 19,536.28 and 4,259.98

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Solution

The fourth proportional to 13,027.12, 19,536.28 and 4,259.98 is: 6,388.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.12 : 19,536.28 = 4,259.98 : x
  2. Step 2: Convert to fraction form
    13,027.12/19,536.28 = 4,259.98/x
  3. Step 3: Cross multiply
    13,027.12x = 19,536.28 × 4,259.98
  4. Step 4: Simplify right side
    13,027.12x = 83,224,162.07
  5. Step 5: Solve for x
    x = 83,224,162.07/13,027.12
  6. Step 6: Final answer
    x = 6,388.53

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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.