Home / 53,977.74-80,967.62-18,447.19

Finding the Fourth Proportional to 53,977.74, 80,967.62 and 18,447.19

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Solution

The fourth proportional to 53,977.74, 80,967.62 and 18,447.19 is: 27,671.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.74 : 80,967.62 = 18,447.19 : x
  2. Step 2: Convert to fraction form
    53,977.74/80,967.62 = 18,447.19/x
  3. Step 3: Cross multiply
    53,977.74x = 80,967.62 × 18,447.19
  4. Step 4: Simplify right side
    53,977.74x = 1,493,624,572.91
  5. Step 5: Solve for x
    x = 1,493,624,572.91/53,977.74
  6. Step 6: Final answer
    x = 27,671.12

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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.