Home / 26,391.73-36,420.58-14,455.09

Finding the Fourth Proportional to 26,391.73, 36,420.58 and 14,455.09

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Solution

The fourth proportional to 26,391.73, 36,420.58 and 14,455.09 is: 19,948.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.73 : 36,420.58 = 14,455.09 : x
  2. Step 2: Convert to fraction form
    26,391.73/36,420.58 = 14,455.09/x
  3. Step 3: Cross multiply
    26,391.73x = 36,420.58 × 14,455.09
  4. Step 4: Simplify right side
    26,391.73x = 526,462,761.75
  5. Step 5: Solve for x
    x = 526,462,761.75/26,391.73
  6. Step 6: Final answer
    x = 19,948.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.