Home / 30,037.78-41,453.70-17,292.88

Finding the Fourth Proportional to 30,037.78, 41,453.70 and 17,292.88

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Solution

The fourth proportional to 30,037.78, 41,453.70 and 17,292.88 is: 23,865.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,037.78 : 41,453.70 = 17,292.88 : x
  2. Step 2: Convert to fraction form
    30,037.78/41,453.70 = 17,292.88/x
  3. Step 3: Cross multiply
    30,037.78x = 41,453.70 × 17,292.88
  4. Step 4: Simplify right side
    30,037.78x = 716,853,859.66
  5. Step 5: Solve for x
    x = 716,853,859.66/30,037.78
  6. Step 6: Final answer
    x = 23,865.07

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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.