Home / 30,259.59-41,757.64-16,830.75

Finding the Fourth Proportional to 30,259.59, 41,757.64 and 16,830.75

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Solution

The fourth proportional to 30,259.59, 41,757.64 and 16,830.75 is: 23,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.59 : 41,757.64 = 16,830.75 : x
  2. Step 2: Convert to fraction form
    30,259.59/41,757.64 = 16,830.75/x
  3. Step 3: Cross multiply
    30,259.59x = 41,757.64 × 16,830.75
  4. Step 4: Simplify right side
    30,259.59x = 702,812,399.43
  5. Step 5: Solve for x
    x = 702,812,399.43/30,259.59
  6. Step 6: Final answer
    x = 23,226.10

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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.