Home / 46,119.18-69,171.88-12,835.77

Finding the Fourth Proportional to 46,119.18, 69,171.88 and 12,835.77

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Solution

The fourth proportional to 46,119.18, 69,171.88 and 12,835.77 is: 19,251.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,119.18 : 69,171.88 = 12,835.77 : x
  2. Step 2: Convert to fraction form
    46,119.18/69,171.88 = 12,835.77/x
  3. Step 3: Cross multiply
    46,119.18x = 69,171.88 × 12,835.77
  4. Step 4: Simplify right side
    46,119.18x = 887,874,342.15
  5. Step 5: Solve for x
    x = 887,874,342.15/46,119.18
  6. Step 6: Final answer
    x = 19,251.74

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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.