Home / 46,664.60-69,986.46-13,384.49

Finding the Fourth Proportional to 46,664.60, 69,986.46 and 13,384.49

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Solution

The fourth proportional to 46,664.60, 69,986.46 and 13,384.49 is: 20,073.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,664.60 : 69,986.46 = 13,384.49 : x
  2. Step 2: Convert to fraction form
    46,664.60/69,986.46 = 13,384.49/x
  3. Step 3: Cross multiply
    46,664.60x = 69,986.46 × 13,384.49
  4. Step 4: Simplify right side
    46,664.60x = 936,733,074.01
  5. Step 5: Solve for x
    x = 936,733,074.01/46,664.60
  6. Step 6: Final answer
    x = 20,073.74

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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.