Home / 45,431.01-68,102.64-23,254.83

Finding the Fourth Proportional to 45,431.01, 68,102.64 and 23,254.83

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Solution

The fourth proportional to 45,431.01, 68,102.64 and 23,254.83 is: 34,859.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,431.01 : 68,102.64 = 23,254.83 : x
  2. Step 2: Convert to fraction form
    45,431.01/68,102.64 = 23,254.83/x
  3. Step 3: Cross multiply
    45,431.01x = 68,102.64 × 23,254.83
  4. Step 4: Simplify right side
    45,431.01x = 1,583,715,315.75
  5. Step 5: Solve for x
    x = 1,583,715,315.75/45,431.01
  6. Step 6: Final answer
    x = 34,859.79

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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.