Home / 26,405.36-36,450.81-15,792.95

Finding the Fourth Proportional to 26,405.36, 36,450.81 and 15,792.95

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Solution

The fourth proportional to 26,405.36, 36,450.81 and 15,792.95 is: 21,801.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,405.36 : 36,450.81 = 15,792.95 : x
  2. Step 2: Convert to fraction form
    26,405.36/36,450.81 = 15,792.95/x
  3. Step 3: Cross multiply
    26,405.36x = 36,450.81 × 15,792.95
  4. Step 4: Simplify right side
    26,405.36x = 575,665,637.54
  5. Step 5: Solve for x
    x = 575,665,637.54/26,405.36
  6. Step 6: Final answer
    x = 21,801.09

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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.