Home / 14,405.48-21,559.44-8,862.36

Finding the Fourth Proportional to 14,405.48, 21,559.44 and 8,862.36

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Solution

The fourth proportional to 14,405.48, 21,559.44 and 8,862.36 is: 13,263.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405.48 : 21,559.44 = 8,862.36 : x
  2. Step 2: Convert to fraction form
    14,405.48/21,559.44 = 8,862.36/x
  3. Step 3: Cross multiply
    14,405.48x = 21,559.44 × 8,862.36
  4. Step 4: Simplify right side
    14,405.48x = 191,067,518.68
  5. Step 5: Solve for x
    x = 191,067,518.68/14,405.48
  6. Step 6: Final answer
    x = 13,263.53

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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.