Home / 15,839.64-23,762.70-5,450.04

Finding the Fourth Proportional to 15,839.64, 23,762.70 and 5,450.04

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Solution

The fourth proportional to 15,839.64, 23,762.70 and 5,450.04 is: 8,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839.64 : 23,762.70 = 5,450.04 : x
  2. Step 2: Convert to fraction form
    15,839.64/23,762.70 = 5,450.04/x
  3. Step 3: Cross multiply
    15,839.64x = 23,762.70 × 5,450.04
  4. Step 4: Simplify right side
    15,839.64x = 129,507,665.51
  5. Step 5: Solve for x
    x = 129,507,665.51/15,839.64
  6. Step 6: Final answer
    x = 8,176.17

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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.