Home / 50,899.44-70,237.90-28,238.38

Finding the Fourth Proportional to 50,899.44, 70,237.90 and 28,238.38

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Solution

The fourth proportional to 50,899.44, 70,237.90 and 28,238.38 is: 38,967.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,899.44 : 70,237.90 = 28,238.38 : x
  2. Step 2: Convert to fraction form
    50,899.44/70,237.90 = 28,238.38/x
  3. Step 3: Cross multiply
    50,899.44x = 70,237.90 × 28,238.38
  4. Step 4: Simplify right side
    50,899.44x = 1,983,404,510.60
  5. Step 5: Solve for x
    x = 1,983,404,510.60/50,899.44
  6. Step 6: Final answer
    x = 38,967.12

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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.