Home / 55,690.96-83,517-22,402.39

Finding the Fourth Proportional to 55,690.96, 83,517 and 22,402.39

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Solution

The fourth proportional to 55,690.96, 83,517 and 22,402.39 is: 33,595.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,690.96 : 83,517 = 22,402.39 : x
  2. Step 2: Convert to fraction form
    55,690.96/83,517 = 22,402.39/x
  3. Step 3: Cross multiply
    55,690.96x = 83,517 × 22,402.39
  4. Step 4: Simplify right side
    55,690.96x = 1,870,980,405.63
  5. Step 5: Solve for x
    x = 1,870,980,405.63/55,690.96
  6. Step 6: Final answer
    x = 33,595.77

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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.