Home / 19,126.32-28,734.58-11,249.01

Finding the Fourth Proportional to 19,126.32, 28,734.58 and 11,249.01

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Solution

The fourth proportional to 19,126.32, 28,734.58 and 11,249.01 is: 16,900.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.32 : 28,734.58 = 11,249.01 : x
  2. Step 2: Convert to fraction form
    19,126.32/28,734.58 = 11,249.01/x
  3. Step 3: Cross multiply
    19,126.32x = 28,734.58 × 11,249.01
  4. Step 4: Simplify right side
    19,126.32x = 323,235,577.77
  5. Step 5: Solve for x
    x = 323,235,577.77/19,126.32
  6. Step 6: Final answer
    x = 16,900.04

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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.