Home / 35,634.66-53,458.50-12,255.36

Finding the Fourth Proportional to 35,634.66, 53,458.50 and 12,255.36

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Solution

The fourth proportional to 35,634.66, 53,458.50 and 12,255.36 is: 18,385.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,634.66 : 53,458.50 = 12,255.36 : x
  2. Step 2: Convert to fraction form
    35,634.66/53,458.50 = 12,255.36/x
  3. Step 3: Cross multiply
    35,634.66x = 53,458.50 × 12,255.36
  4. Step 4: Simplify right side
    35,634.66x = 655,153,162.56
  5. Step 5: Solve for x
    x = 655,153,162.56/35,634.66
  6. Step 6: Final answer
    x = 18,385.28

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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.