Home / 51,083.38-70,495.41-28,423.32

Finding the Fourth Proportional to 51,083.38, 70,495.41 and 28,423.32

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Solution

The fourth proportional to 51,083.38, 70,495.41 and 28,423.32 is: 39,224.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,083.38 : 70,495.41 = 28,423.32 : x
  2. Step 2: Convert to fraction form
    51,083.38/70,495.41 = 28,423.32/x
  3. Step 3: Cross multiply
    51,083.38x = 70,495.41 × 28,423.32
  4. Step 4: Simplify right side
    51,083.38x = 2,003,713,773.20
  5. Step 5: Solve for x
    x = 2,003,713,773.20/51,083.38
  6. Step 6: Final answer
    x = 39,224.38

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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.