Home / 50,671.36-69,925.10-28,008.76

Finding the Fourth Proportional to 50,671.36, 69,925.10 and 28,008.76

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Solution

The fourth proportional to 50,671.36, 69,925.10 and 28,008.76 is: 38,651.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,671.36 : 69,925.10 = 28,008.76 : x
  2. Step 2: Convert to fraction form
    50,671.36/69,925.10 = 28,008.76/x
  3. Step 3: Cross multiply
    50,671.36x = 69,925.10 × 28,008.76
  4. Step 4: Simplify right side
    50,671.36x = 1,958,515,343.88
  5. Step 5: Solve for x
    x = 1,958,515,343.88/50,671.36
  6. Step 6: Final answer
    x = 38,651.33

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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.