Home / 35,174.48-52,762.40-12,976.43

Finding the Fourth Proportional to 35,174.48, 52,762.40 and 12,976.43

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Solution

The fourth proportional to 35,174.48, 52,762.40 and 12,976.43 is: 19,464.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,174.48 : 52,762.40 = 12,976.43 : x
  2. Step 2: Convert to fraction form
    35,174.48/52,762.40 = 12,976.43/x
  3. Step 3: Cross multiply
    35,174.48x = 52,762.40 × 12,976.43
  4. Step 4: Simplify right side
    35,174.48x = 684,667,525.35
  5. Step 5: Solve for x
    x = 684,667,525.35/35,174.48
  6. Step 6: Final answer
    x = 19,464.89

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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.