Home / 51,096-70,515.84-28,741.44

Finding the Fourth Proportional to 51,096, 70,515.84 and 28,741.44

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Solution

The fourth proportional to 51,096, 70,515.84 and 28,741.44 is: 39,665.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,096 : 70,515.84 = 28,741.44 : x
  2. Step 2: Convert to fraction form
    51,096/70,515.84 = 28,741.44/x
  3. Step 3: Cross multiply
    51,096x = 70,515.84 × 28,741.44
  4. Step 4: Simplify right side
    51,096x = 2,026,726,784.41
  5. Step 5: Solve for x
    x = 2,026,726,784.41/51,096
  6. Step 6: Final answer
    x = 39,665.08

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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.