Home / 29,945.80-44,918.70-10,219.60

Finding the Fourth Proportional to 29,945.80, 44,918.70 and 10,219.60

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Solution

The fourth proportional to 29,945.80, 44,918.70 and 10,219.60 is: 15,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,945.80 : 44,918.70 = 10,219.60 : x
  2. Step 2: Convert to fraction form
    29,945.80/44,918.70 = 10,219.60/x
  3. Step 3: Cross multiply
    29,945.80x = 44,918.70 × 10,219.60
  4. Step 4: Simplify right side
    29,945.80x = 459,051,146.52
  5. Step 5: Solve for x
    x = 459,051,146.52/29,945.80
  6. Step 6: Final answer
    x = 15,329.40

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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.