Home / 30,036.28-41,453.16-17,289.94

Finding the Fourth Proportional to 30,036.28, 41,453.16 and 17,289.94

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Solution

The fourth proportional to 30,036.28, 41,453.16 and 17,289.94 is: 23,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.28 : 41,453.16 = 17,289.94 : x
  2. Step 2: Convert to fraction form
    30,036.28/41,453.16 = 17,289.94/x
  3. Step 3: Cross multiply
    30,036.28x = 41,453.16 × 17,289.94
  4. Step 4: Simplify right side
    30,036.28x = 716,722,649.21
  5. Step 5: Solve for x
    x = 716,722,649.21/30,036.28
  6. Step 6: Final answer
    x = 23,861.90

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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.