Home / 30,003.36-41,407.20-16,576.08

Finding the Fourth Proportional to 30,003.36, 41,407.20 and 16,576.08

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Solution

The fourth proportional to 30,003.36, 41,407.20 and 16,576.08 is: 22,876.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,003.36 : 41,407.20 = 16,576.08 : x
  2. Step 2: Convert to fraction form
    30,003.36/41,407.20 = 16,576.08/x
  3. Step 3: Cross multiply
    30,003.36x = 41,407.20 × 16,576.08
  4. Step 4: Simplify right side
    30,003.36x = 686,369,059.78
  5. Step 5: Solve for x
    x = 686,369,059.78/30,003.36
  6. Step 6: Final answer
    x = 22,876.41

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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.