Home / 28,625.07-42,944.93-8,903.80

Finding the Fourth Proportional to 28,625.07, 42,944.93 and 8,903.80

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Solution

The fourth proportional to 28,625.07, 42,944.93 and 8,903.80 is: 13,357.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,625.07 : 42,944.93 = 8,903.80 : x
  2. Step 2: Convert to fraction form
    28,625.07/42,944.93 = 8,903.80/x
  3. Step 3: Cross multiply
    28,625.07x = 42,944.93 × 8,903.80
  4. Step 4: Simplify right side
    28,625.07x = 382,373,067.73
  5. Step 5: Solve for x
    x = 382,373,067.73/28,625.07
  6. Step 6: Final answer
    x = 13,357.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.