Home / 35,455.27-53,181.09-9,159.34

Finding the Fourth Proportional to 35,455.27, 53,181.09 and 9,159.34

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Solution

The fourth proportional to 35,455.27, 53,181.09 and 9,159.34 is: 13,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.27 : 53,181.09 = 9,159.34 : x
  2. Step 2: Convert to fraction form
    35,455.27/53,181.09 = 9,159.34/x
  3. Step 3: Cross multiply
    35,455.27x = 53,181.09 × 9,159.34
  4. Step 4: Simplify right side
    35,455.27x = 487,103,684.88
  5. Step 5: Solve for x
    x = 487,103,684.88/35,455.27
  6. Step 6: Final answer
    x = 13,738.54

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1.5x scale

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.