Home / 23,074.28-34,638.84-19,421.96

Finding the Fourth Proportional to 23,074.28, 34,638.84 and 19,421.96

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Solution

The fourth proportional to 23,074.28, 34,638.84 and 19,421.96 is: 29,156.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,074.28 : 34,638.84 = 19,421.96 : x
  2. Step 2: Convert to fraction form
    23,074.28/34,638.84 = 19,421.96/x
  3. Step 3: Cross multiply
    23,074.28x = 34,638.84 × 19,421.96
  4. Step 4: Simplify right side
    23,074.28x = 672,754,164.93
  5. Step 5: Solve for x
    x = 672,754,164.93/23,074.28
  6. Step 6: Final answer
    x = 29,156.02

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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.