Home / 50,701.29-69,967.94-28,345.29

Finding the Fourth Proportional to 50,701.29, 69,967.94 and 28,345.29

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Solution

The fourth proportional to 50,701.29, 69,967.94 and 28,345.29 is: 39,116.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,701.29 : 69,967.94 = 28,345.29 : x
  2. Step 2: Convert to fraction form
    50,701.29/69,967.94 = 28,345.29/x
  3. Step 3: Cross multiply
    50,701.29x = 69,967.94 × 28,345.29
  4. Step 4: Simplify right side
    50,701.29x = 1,983,261,408.28
  5. Step 5: Solve for x
    x = 1,983,261,408.28/50,701.29
  6. Step 6: Final answer
    x = 39,116.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.