Home / 25,664.23-38,564.69-13,827.09

Finding the Fourth Proportional to 25,664.23, 38,564.69 and 13,827.09

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Solution

The fourth proportional to 25,664.23, 38,564.69 and 13,827.09 is: 20,777.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.23 : 38,564.69 = 13,827.09 : x
  2. Step 2: Convert to fraction form
    25,664.23/38,564.69 = 13,827.09/x
  3. Step 3: Cross multiply
    25,664.23x = 38,564.69 × 13,827.09
  4. Step 4: Simplify right side
    25,664.23x = 533,237,370.32
  5. Step 5: Solve for x
    x = 533,237,370.32/25,664.23
  6. Step 6: Final answer
    x = 20,777.46

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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.