Home / 51,520.15-71,106.37-35,374.25

Finding the Fourth Proportional to 51,520.15, 71,106.37 and 35,374.25

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Solution

The fourth proportional to 51,520.15, 71,106.37 and 35,374.25 is: 48,822.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,520.15 : 71,106.37 = 35,374.25 : x
  2. Step 2: Convert to fraction form
    51,520.15/71,106.37 = 35,374.25/x
  3. Step 3: Cross multiply
    51,520.15x = 71,106.37 × 35,374.25
  4. Step 4: Simplify right side
    51,520.15x = 2,515,334,153.44
  5. Step 5: Solve for x
    x = 2,515,334,153.44/51,520.15
  6. Step 6: Final answer
    x = 48,822.34

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1.5x scale

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.