Home / 45,428.89-68,157.30-23,257.83

Finding the Fourth Proportional to 45,428.89, 68,157.30 and 23,257.83

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Solution

The fourth proportional to 45,428.89, 68,157.30 and 23,257.83 is: 34,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,428.89 : 68,157.30 = 23,257.83 : x
  2. Step 2: Convert to fraction form
    45,428.89/68,157.30 = 23,257.83/x
  3. Step 3: Cross multiply
    45,428.89x = 68,157.30 × 23,257.83
  4. Step 4: Simplify right side
    45,428.89x = 1,585,191,008.91
  5. Step 5: Solve for x
    x = 1,585,191,008.91/45,428.89
  6. Step 6: Final answer
    x = 34,893.90

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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.