Home / 53,394.32-80,083.08-17,855.37

Finding the Fourth Proportional to 53,394.32, 80,083.08 and 17,855.37

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Solution

The fourth proportional to 53,394.32, 80,083.08 and 17,855.37 is: 26,780.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,394.32 : 80,083.08 = 17,855.37 : x
  2. Step 2: Convert to fraction form
    53,394.32/80,083.08 = 17,855.37/x
  3. Step 3: Cross multiply
    53,394.32x = 80,083.08 × 17,855.37
  4. Step 4: Simplify right side
    53,394.32x = 1,429,913,024.14
  5. Step 5: Solve for x
    x = 1,429,913,024.14/53,394.32
  6. Step 6: Final answer
    x = 26,780.24

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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.