Home / 45,392.93-68,091.22-15,813.75

Finding the Fourth Proportional to 45,392.93, 68,091.22 and 15,813.75

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Solution

The fourth proportional to 45,392.93, 68,091.22 and 15,813.75 is: 23,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,392.93 : 68,091.22 = 15,813.75 : x
  2. Step 2: Convert to fraction form
    45,392.93/68,091.22 = 15,813.75/x
  3. Step 3: Cross multiply
    45,392.93x = 68,091.22 × 15,813.75
  4. Step 4: Simplify right side
    45,392.93x = 1,076,777,530.28
  5. Step 5: Solve for x
    x = 1,076,777,530.28/45,392.93
  6. Step 6: Final answer
    x = 23,721.26

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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.