Home / 26,254-39,392.60-13,771.04

Finding the Fourth Proportional to 26,254, 39,392.60 and 13,771.04

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Solution

The fourth proportional to 26,254, 39,392.60 and 13,771.04 is: 20,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,254 : 39,392.60 = 13,771.04 : x
  2. Step 2: Convert to fraction form
    26,254/39,392.60 = 13,771.04/x
  3. Step 3: Cross multiply
    26,254x = 39,392.60 × 13,771.04
  4. Step 4: Simplify right side
    26,254x = 542,477,070.30
  5. Step 5: Solve for x
    x = 542,477,070.30/26,254
  6. Step 6: Final answer
    x = 20,662.64

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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.