Home / 26,153.69-39,208.47-11,351.45

Finding the Fourth Proportional to 26,153.69, 39,208.47 and 11,351.45

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Solution

The fourth proportional to 26,153.69, 39,208.47 and 11,351.45 is: 17,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,153.69 : 39,208.47 = 11,351.45 : x
  2. Step 2: Convert to fraction form
    26,153.69/39,208.47 = 11,351.45/x
  3. Step 3: Cross multiply
    26,153.69x = 39,208.47 × 11,351.45
  4. Step 4: Simplify right side
    26,153.69x = 445,072,790.74
  5. Step 5: Solve for x
    x = 445,072,790.74/26,153.69
  6. Step 6: Final answer
    x = 17,017.59

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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.