Home / 26,467.60-39,643.80-14,141.20

Finding the Fourth Proportional to 26,467.60, 39,643.80 and 14,141.20

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Solution

The fourth proportional to 26,467.60, 39,643.80 and 14,141.20 is: 21,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,467.60 : 39,643.80 = 14,141.20 : x
  2. Step 2: Convert to fraction form
    26,467.60/39,643.80 = 14,141.20/x
  3. Step 3: Cross multiply
    26,467.60x = 39,643.80 × 14,141.20
  4. Step 4: Simplify right side
    26,467.60x = 560,610,904.56
  5. Step 5: Solve for x
    x = 560,610,904.56/26,467.60
  6. Step 6: Final answer
    x = 21,181.03

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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.