Home / 28,277.37-42,092.80-27,856.98

Finding the Fourth Proportional to 28,277.37, 42,092.80 and 27,856.98

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Solution

The fourth proportional to 28,277.37, 42,092.80 and 27,856.98 is: 41,467.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,277.37 : 42,092.80 = 27,856.98 : x
  2. Step 2: Convert to fraction form
    28,277.37/42,092.80 = 27,856.98/x
  3. Step 3: Cross multiply
    28,277.37x = 42,092.80 × 27,856.98
  4. Step 4: Simplify right side
    28,277.37x = 1,172,578,218.10
  5. Step 5: Solve for x
    x = 1,172,578,218.10/28,277.37
  6. Step 6: Final answer
    x = 41,467.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.