Home / 30,259.97-41,757.75-16,830.84

Finding the Fourth Proportional to 30,259.97, 41,757.75 and 16,830.84

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Solution

The fourth proportional to 30,259.97, 41,757.75 and 16,830.84 is: 23,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.97 : 41,757.75 = 16,830.84 : x
  2. Step 2: Convert to fraction form
    30,259.97/41,757.75 = 16,830.84/x
  3. Step 3: Cross multiply
    30,259.97x = 41,757.75 × 16,830.84
  4. Step 4: Simplify right side
    30,259.97x = 702,818,009.01
  5. Step 5: Solve for x
    x = 702,818,009.01/30,259.97
  6. Step 6: Final answer
    x = 23,226.00

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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.