Home / 51,373.29-70,893.72-28,712.37

Finding the Fourth Proportional to 51,373.29, 70,893.72 and 28,712.37

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Solution

The fourth proportional to 51,373.29, 70,893.72 and 28,712.37 is: 39,622.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,373.29 : 70,893.72 = 28,712.37 : x
  2. Step 2: Convert to fraction form
    51,373.29/70,893.72 = 28,712.37/x
  3. Step 3: Cross multiply
    51,373.29x = 70,893.72 × 28,712.37
  4. Step 4: Simplify right side
    51,373.29x = 2,035,526,364.85
  5. Step 5: Solve for x
    x = 2,035,526,364.85/51,373.29
  6. Step 6: Final answer
    x = 39,622.27

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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.