Home / 29,999.48-44,998.62-7,812.37

Finding the Fourth Proportional to 29,999.48, 44,998.62 and 7,812.37

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Solution

The fourth proportional to 29,999.48, 44,998.62 and 7,812.37 is: 11,718.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,999.48 : 44,998.62 = 7,812.37 : x
  2. Step 2: Convert to fraction form
    29,999.48/44,998.62 = 7,812.37/x
  3. Step 3: Cross multiply
    29,999.48x = 44,998.62 × 7,812.37
  4. Step 4: Simplify right side
    29,999.48x = 351,545,727.14
  5. Step 5: Solve for x
    x = 351,545,727.14/29,999.48
  6. Step 6: Final answer
    x = 11,718.39

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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.