Home / 19,229.19-28,856.65-6,749.27

Finding the Fourth Proportional to 19,229.19, 28,856.65 and 6,749.27

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Solution

The fourth proportional to 19,229.19, 28,856.65 and 6,749.27 is: 10,128.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229.19 : 28,856.65 = 6,749.27 : x
  2. Step 2: Convert to fraction form
    19,229.19/28,856.65 = 6,749.27/x
  3. Step 3: Cross multiply
    19,229.19x = 28,856.65 × 6,749.27
  4. Step 4: Simplify right side
    19,229.19x = 194,761,322.15
  5. Step 5: Solve for x
    x = 194,761,322.15/19,229.19
  6. Step 6: Final answer
    x = 10,128.42

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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.