Home / 34,812.63-48,053.90-20,665.49

Finding the Fourth Proportional to 34,812.63, 48,053.90 and 20,665.49

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Solution

The fourth proportional to 34,812.63, 48,053.90 and 20,665.49 is: 28,525.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,812.63 : 48,053.90 = 20,665.49 : x
  2. Step 2: Convert to fraction form
    34,812.63/48,053.90 = 20,665.49/x
  3. Step 3: Cross multiply
    34,812.63x = 48,053.90 × 20,665.49
  4. Step 4: Simplify right side
    34,812.63x = 993,057,201.31
  5. Step 5: Solve for x
    x = 993,057,201.31/34,812.63
  6. Step 6: Final answer
    x = 28,525.77

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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.