Home / 30,368.36-41,908.38-16,939.26

Finding the Fourth Proportional to 30,368.36, 41,908.38 and 16,939.26

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Solution

The fourth proportional to 30,368.36, 41,908.38 and 16,939.26 is: 23,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,368.36 : 41,908.38 = 16,939.26 : x
  2. Step 2: Convert to fraction form
    30,368.36/41,908.38 = 16,939.26/x
  3. Step 3: Cross multiply
    30,368.36x = 41,908.38 × 16,939.26
  4. Step 4: Simplify right side
    30,368.36x = 709,896,945.00
  5. Step 5: Solve for x
    x = 709,896,945.00/30,368.36
  6. Step 6: Final answer
    x = 23,376.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.