Home / 44,651.04-66,976.56-13,486.29

Finding the Fourth Proportional to 44,651.04, 66,976.56 and 13,486.29

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Solution

The fourth proportional to 44,651.04, 66,976.56 and 13,486.29 is: 20,229.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,651.04 : 66,976.56 = 13,486.29 : x
  2. Step 2: Convert to fraction form
    44,651.04/66,976.56 = 13,486.29/x
  3. Step 3: Cross multiply
    44,651.04x = 66,976.56 × 13,486.29
  4. Step 4: Simplify right side
    44,651.04x = 903,265,311.36
  5. Step 5: Solve for x
    x = 903,265,311.36/44,651.04
  6. Step 6: Final answer
    x = 20,229.44

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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.