Home / 56,230.14-84,349.55-18,790.34

Finding the Fourth Proportional to 56,230.14, 84,349.55 and 18,790.34

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Solution

The fourth proportional to 56,230.14, 84,349.55 and 18,790.34 is: 28,186.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,230.14 : 84,349.55 = 18,790.34 : x
  2. Step 2: Convert to fraction form
    56,230.14/84,349.55 = 18,790.34/x
  3. Step 3: Cross multiply
    56,230.14x = 84,349.55 × 18,790.34
  4. Step 4: Simplify right side
    56,230.14x = 1,584,956,723.35
  5. Step 5: Solve for x
    x = 1,584,956,723.35/56,230.14
  6. Step 6: Final answer
    x = 28,186.96

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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.