Home / 35,436.78-53,137.84-15,463.15

Finding the Fourth Proportional to 35,436.78, 53,137.84 and 15,463.15

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Solution

The fourth proportional to 35,436.78, 53,137.84 and 15,463.15 is: 23,187.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436.78 : 53,137.84 = 15,463.15 : x
  2. Step 2: Convert to fraction form
    35,436.78/53,137.84 = 15,463.15/x
  3. Step 3: Cross multiply
    35,436.78x = 53,137.84 × 15,463.15
  4. Step 4: Simplify right side
    35,436.78x = 821,678,390.60
  5. Step 5: Solve for x
    x = 821,678,390.60/35,436.78
  6. Step 6: Final answer
    x = 23,187.16

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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.