Home / 45,805.20-68,707.80-23,611.20

Finding the Fourth Proportional to 45,805.20, 68,707.80 and 23,611.20

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Solution

The fourth proportional to 45,805.20, 68,707.80 and 23,611.20 is: 35,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,805.20 : 68,707.80 = 23,611.20 : x
  2. Step 2: Convert to fraction form
    45,805.20/68,707.80 = 23,611.20/x
  3. Step 3: Cross multiply
    45,805.20x = 68,707.80 × 23,611.20
  4. Step 4: Simplify right side
    45,805.20x = 1,622,273,607.36
  5. Step 5: Solve for x
    x = 1,622,273,607.36/45,805.20
  6. Step 6: Final answer
    x = 35,416.80

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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.