Home / 46,134.28-69,198.72-12,856.24

Finding the Fourth Proportional to 46,134.28, 69,198.72 and 12,856.24

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Solution

The fourth proportional to 46,134.28, 69,198.72 and 12,856.24 is: 19,283.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,134.28 : 69,198.72 = 12,856.24 : x
  2. Step 2: Convert to fraction form
    46,134.28/69,198.72 = 12,856.24/x
  3. Step 3: Cross multiply
    46,134.28x = 69,198.72 × 12,856.24
  4. Step 4: Simplify right side
    46,134.28x = 889,635,352.01
  5. Step 5: Solve for x
    x = 889,635,352.01/46,134.28
  6. Step 6: Final answer
    x = 19,283.61

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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.