Home / 35,423.70-53,147.84-15,716.06

Finding the Fourth Proportional to 35,423.70, 53,147.84 and 15,716.06

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Solution

The fourth proportional to 35,423.70, 53,147.84 and 15,716.06 is: 23,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,423.70 : 53,147.84 = 15,716.06 : x
  2. Step 2: Convert to fraction form
    35,423.70/53,147.84 = 15,716.06/x
  3. Step 3: Cross multiply
    35,423.70x = 53,147.84 × 15,716.06
  4. Step 4: Simplify right side
    35,423.70x = 835,274,642.31
  5. Step 5: Solve for x
    x = 835,274,642.31/35,423.70
  6. Step 6: Final answer
    x = 23,579.54

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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.