Home / 30,365.16-41,903.99-16,936.07

Finding the Fourth Proportional to 30,365.16, 41,903.99 and 16,936.07

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Solution

The fourth proportional to 30,365.16, 41,903.99 and 16,936.07 is: 23,371.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,365.16 : 41,903.99 = 16,936.07 : x
  2. Step 2: Convert to fraction form
    30,365.16/41,903.99 = 16,936.07/x
  3. Step 3: Cross multiply
    30,365.16x = 41,903.99 × 16,936.07
  4. Step 4: Simplify right side
    30,365.16x = 709,688,907.92
  5. Step 5: Solve for x
    x = 709,688,907.92/30,365.16
  6. Step 6: Final answer
    x = 23,371.82

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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.