Home / 34,884.54-52,340.78-12,699.45

Finding the Fourth Proportional to 34,884.54, 52,340.78 and 12,699.45

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Solution

The fourth proportional to 34,884.54, 52,340.78 and 12,699.45 is: 19,054.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,884.54 : 52,340.78 = 12,699.45 : x
  2. Step 2: Convert to fraction form
    34,884.54/52,340.78 = 12,699.45/x
  3. Step 3: Cross multiply
    34,884.54x = 52,340.78 × 12,699.45
  4. Step 4: Simplify right side
    34,884.54x = 664,699,150.32
  5. Step 5: Solve for x
    x = 664,699,150.32/34,884.54
  6. Step 6: Final answer
    x = 19,054.26

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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.