Home / 26,448.86-39,673.42-8,918.84

Finding the Fourth Proportional to 26,448.86, 39,673.42 and 8,918.84

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Solution

The fourth proportional to 26,448.86, 39,673.42 and 8,918.84 is: 13,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,448.86 : 39,673.42 = 8,918.84 : x
  2. Step 2: Convert to fraction form
    26,448.86/39,673.42 = 8,918.84/x
  3. Step 3: Cross multiply
    26,448.86x = 39,673.42 × 8,918.84
  4. Step 4: Simplify right side
    26,448.86x = 353,840,885.23
  5. Step 5: Solve for x
    x = 353,840,885.23/26,448.86
  6. Step 6: Final answer
    x = 13,378.30

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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.