Home / 30,124.70-41,567.37-17,378.36

Finding the Fourth Proportional to 30,124.70, 41,567.37 and 17,378.36

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Solution

The fourth proportional to 30,124.70, 41,567.37 and 17,378.36 is: 23,979.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124.70 : 41,567.37 = 17,378.36 : x
  2. Step 2: Convert to fraction form
    30,124.70/41,567.37 = 17,378.36/x
  3. Step 3: Cross multiply
    30,124.70x = 41,567.37 × 17,378.36
  4. Step 4: Simplify right side
    30,124.70x = 722,372,512.28
  5. Step 5: Solve for x
    x = 722,372,512.28/30,124.70
  6. Step 6: Final answer
    x = 23,979.41

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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.