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Finding the Fourth Proportional to 35,793.88, 49,395.54 and 20,889.88

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Solution

The fourth proportional to 35,793.88, 49,395.54 and 20,889.88 is: 28,828.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,793.88 : 49,395.54 = 20,889.88 : x
  2. Step 2: Convert to fraction form
    35,793.88/49,395.54 = 20,889.88/x
  3. Step 3: Cross multiply
    35,793.88x = 49,395.54 × 20,889.88
  4. Step 4: Simplify right side
    35,793.88x = 1,031,866,903.14
  5. Step 5: Solve for x
    x = 1,031,866,903.14/35,793.88
  6. Step 6: Final answer
    x = 28,828.03

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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.