Home / 35,606.20-53,393.10-18,961.96

Finding the Fourth Proportional to 35,606.20, 53,393.10 and 18,961.96

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Solution

The fourth proportional to 35,606.20, 53,393.10 and 18,961.96 is: 28,434.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,606.20 : 53,393.10 = 18,961.96 : x
  2. Step 2: Convert to fraction form
    35,606.20/53,393.10 = 18,961.96/x
  3. Step 3: Cross multiply
    35,606.20x = 53,393.10 × 18,961.96
  4. Step 4: Simplify right side
    35,606.20x = 1,012,437,826.48
  5. Step 5: Solve for x
    x = 1,012,437,826.48/35,606.20
  6. Step 6: Final answer
    x = 28,434.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.