Home / 51,299.01-70,796.21-28,642.46

Finding the Fourth Proportional to 51,299.01, 70,796.21 and 28,642.46

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Solution

The fourth proportional to 51,299.01, 70,796.21 and 28,642.46 is: 39,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,299.01 : 70,796.21 = 28,642.46 : x
  2. Step 2: Convert to fraction form
    51,299.01/70,796.21 = 28,642.46/x
  3. Step 3: Cross multiply
    51,299.01x = 70,796.21 × 28,642.46
  4. Step 4: Simplify right side
    51,299.01x = 2,027,777,115.88
  5. Step 5: Solve for x
    x = 2,027,777,115.88/51,299.01
  6. Step 6: Final answer
    x = 39,528.58

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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.