Home / 44,612.36-66,918.48-13,447.60

Finding the Fourth Proportional to 44,612.36, 66,918.48 and 13,447.60

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Solution

The fourth proportional to 44,612.36, 66,918.48 and 13,447.60 is: 20,171.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,612.36 : 66,918.48 = 13,447.60 : x
  2. Step 2: Convert to fraction form
    44,612.36/66,918.48 = 13,447.60/x
  3. Step 3: Cross multiply
    44,612.36x = 66,918.48 × 13,447.60
  4. Step 4: Simplify right side
    44,612.36x = 899,892,951.65
  5. Step 5: Solve for x
    x = 899,892,951.65/44,612.36
  6. Step 6: Final answer
    x = 20,171.38

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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.