Home / 28,298.56-42,433.44-10,755.04

Finding the Fourth Proportional to 28,298.56, 42,433.44 and 10,755.04

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Solution

The fourth proportional to 28,298.56, 42,433.44 and 10,755.04 is: 16,127.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,298.56 : 42,433.44 = 10,755.04 : x
  2. Step 2: Convert to fraction form
    28,298.56/42,433.44 = 10,755.04/x
  3. Step 3: Cross multiply
    28,298.56x = 42,433.44 × 10,755.04
  4. Step 4: Simplify right side
    28,298.56x = 456,373,344.54
  5. Step 5: Solve for x
    x = 456,373,344.54/28,298.56
  6. Step 6: Final answer
    x = 16,127.09

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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.