Home / 45,441.41-68,153.89-13,843.91

Finding the Fourth Proportional to 45,441.41, 68,153.89 and 13,843.91

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Solution

The fourth proportional to 45,441.41, 68,153.89 and 13,843.91 is: 20,763.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,441.41 : 68,153.89 = 13,843.91 : x
  2. Step 2: Convert to fraction form
    45,441.41/68,153.89 = 13,843.91/x
  3. Step 3: Cross multiply
    45,441.41x = 68,153.89 × 13,843.91
  4. Step 4: Simplify right side
    45,441.41x = 943,516,319.31
  5. Step 5: Solve for x
    x = 943,516,319.31/45,441.41
  6. Step 6: Final answer
    x = 20,763.36

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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.