Home / 30,259.71-41,757.66-17,511.12

Finding the Fourth Proportional to 30,259.71, 41,757.66 and 17,511.12

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Solution

The fourth proportional to 30,259.71, 41,757.66 and 17,511.12 is: 24,164.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.71 : 41,757.66 = 17,511.12 : x
  2. Step 2: Convert to fraction form
    30,259.71/41,757.66 = 17,511.12/x
  3. Step 3: Cross multiply
    30,259.71x = 41,757.66 × 17,511.12
  4. Step 4: Simplify right side
    30,259.71x = 731,223,395.18
  5. Step 5: Solve for x
    x = 731,223,395.18/30,259.71
  6. Step 6: Final answer
    x = 24,164.92

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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.