Home / 26,248-39,383.60-13,765.04

Finding the Fourth Proportional to 26,248, 39,383.60 and 13,765.04

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Solution

The fourth proportional to 26,248, 39,383.60 and 13,765.04 is: 20,653.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,248 : 39,383.60 = 13,765.04 : x
  2. Step 2: Convert to fraction form
    26,248/39,383.60 = 13,765.04/x
  3. Step 3: Cross multiply
    26,248x = 39,383.60 × 13,765.04
  4. Step 4: Simplify right side
    26,248x = 542,116,829.34
  5. Step 5: Solve for x
    x = 542,116,829.34/26,248
  6. Step 6: Final answer
    x = 20,653.64

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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.