Home / 30,204.84-41,685.99-17,285.31

Finding the Fourth Proportional to 30,204.84, 41,685.99 and 17,285.31

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Solution

The fourth proportional to 30,204.84, 41,685.99 and 17,285.31 is: 23,855.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.84 : 41,685.99 = 17,285.31 : x
  2. Step 2: Convert to fraction form
    30,204.84/41,685.99 = 17,285.31/x
  3. Step 3: Cross multiply
    30,204.84x = 41,685.99 × 17,285.31
  4. Step 4: Simplify right side
    30,204.84x = 720,555,259.81
  5. Step 5: Solve for x
    x = 720,555,259.81/30,204.84
  6. Step 6: Final answer
    x = 23,855.62

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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.