Home / 26,460.42-39,691.54-13,305.62

Finding the Fourth Proportional to 26,460.42, 39,691.54 and 13,305.62

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Solution

The fourth proportional to 26,460.42, 39,691.54 and 13,305.62 is: 19,958.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,460.42 : 39,691.54 = 13,305.62 : x
  2. Step 2: Convert to fraction form
    26,460.42/39,691.54 = 13,305.62/x
  3. Step 3: Cross multiply
    26,460.42x = 39,691.54 × 13,305.62
  4. Step 4: Simplify right side
    26,460.42x = 528,120,548.45
  5. Step 5: Solve for x
    x = 528,120,548.45/26,460.42
  6. Step 6: Final answer
    x = 19,958.89

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1.5x scale

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.