Home / 20,022.84-29,985.84-19,497.96

Finding the Fourth Proportional to 20,022.84, 29,985.84 and 19,497.96

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Solution

The fourth proportional to 20,022.84, 29,985.84 and 19,497.96 is: 29,199.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.84 : 29,985.84 = 19,497.96 : x
  2. Step 2: Convert to fraction form
    20,022.84/29,985.84 = 19,497.96/x
  3. Step 3: Cross multiply
    20,022.84x = 29,985.84 × 19,497.96
  4. Step 4: Simplify right side
    20,022.84x = 584,662,708.89
  5. Step 5: Solve for x
    x = 584,662,708.89/20,022.84
  6. Step 6: Final answer
    x = 29,199.79

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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.