Home / 45,818.60-68,706.24-17,751.80

Finding the Fourth Proportional to 45,818.60, 68,706.24 and 17,751.80

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Solution

The fourth proportional to 45,818.60, 68,706.24 and 17,751.80 is: 26,619.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,818.60 : 68,706.24 = 17,751.80 : x
  2. Step 2: Convert to fraction form
    45,818.60/68,706.24 = 17,751.80/x
  3. Step 3: Cross multiply
    45,818.60x = 68,706.24 × 17,751.80
  4. Step 4: Simplify right side
    45,818.60x = 1,219,659,431.23
  5. Step 5: Solve for x
    x = 1,219,659,431.23/45,818.60
  6. Step 6: Final answer
    x = 26,619.31

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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.