Home / 46,584.40-69,871.20-13,309.60

Finding the Fourth Proportional to 46,584.40, 69,871.20 and 13,309.60

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Solution

The fourth proportional to 46,584.40, 69,871.20 and 13,309.60 is: 19,962.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,584.40 : 69,871.20 = 13,309.60 : x
  2. Step 2: Convert to fraction form
    46,584.40/69,871.20 = 13,309.60/x
  3. Step 3: Cross multiply
    46,584.40x = 69,871.20 × 13,309.60
  4. Step 4: Simplify right side
    46,584.40x = 929,957,723.52
  5. Step 5: Solve for x
    x = 929,957,723.52/46,584.40
  6. Step 6: Final answer
    x = 19,962.86

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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.