Home / 46,214.55-69,321.84-12,939.52

Finding the Fourth Proportional to 46,214.55, 69,321.84 and 12,939.52

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Solution

The fourth proportional to 46,214.55, 69,321.84 and 12,939.52 is: 19,409.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,214.55 : 69,321.84 = 12,939.52 : x
  2. Step 2: Convert to fraction form
    46,214.55/69,321.84 = 12,939.52/x
  3. Step 3: Cross multiply
    46,214.55x = 69,321.84 × 12,939.52
  4. Step 4: Simplify right side
    46,214.55x = 896,991,335.12
  5. Step 5: Solve for x
    x = 896,991,335.12/46,214.55
  6. Step 6: Final answer
    x = 19,409.28

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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.