Home / 51,193.20-70,652.34-28,534.26

Finding the Fourth Proportional to 51,193.20, 70,652.34 and 28,534.26

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Solution

The fourth proportional to 51,193.20, 70,652.34 and 28,534.26 is: 39,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,193.20 : 70,652.34 = 28,534.26 : x
  2. Step 2: Convert to fraction form
    51,193.20/70,652.34 = 28,534.26/x
  3. Step 3: Cross multiply
    51,193.20x = 70,652.34 × 28,534.26
  4. Step 4: Simplify right side
    51,193.20x = 2,016,012,239.17
  5. Step 5: Solve for x
    x = 2,016,012,239.17/51,193.20
  6. Step 6: Final answer
    x = 39,380.47

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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.