Home / 30,182.60-45,281.73-11,462.96

Finding the Fourth Proportional to 30,182.60, 45,281.73 and 11,462.96

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Solution

The fourth proportional to 30,182.60, 45,281.73 and 11,462.96 is: 17,197.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.60 : 45,281.73 = 11,462.96 : x
  2. Step 2: Convert to fraction form
    30,182.60/45,281.73 = 11,462.96/x
  3. Step 3: Cross multiply
    30,182.60x = 45,281.73 × 11,462.96
  4. Step 4: Simplify right side
    30,182.60x = 519,062,659.72
  5. Step 5: Solve for x
    x = 519,062,659.72/30,182.60
  6. Step 6: Final answer
    x = 17,197.41

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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.