Home / 45,423.96-68,091.68-21,725.34

Finding the Fourth Proportional to 45,423.96, 68,091.68 and 21,725.34

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Solution

The fourth proportional to 45,423.96, 68,091.68 and 21,725.34 is: 32,566.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,423.96 : 68,091.68 = 21,725.34 : x
  2. Step 2: Convert to fraction form
    45,423.96/68,091.68 = 21,725.34/x
  3. Step 3: Cross multiply
    45,423.96x = 68,091.68 × 21,725.34
  4. Step 4: Simplify right side
    45,423.96x = 1,479,314,899.17
  5. Step 5: Solve for x
    x = 1,479,314,899.17/45,423.96
  6. Step 6: Final answer
    x = 32,566.84

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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.