Home / 22,892.96-31,552.40-20,908.96

Finding the Fourth Proportional to 22,892.96, 31,552.40 and 20,908.96

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Solution

The fourth proportional to 22,892.96, 31,552.40 and 20,908.96 is: 28,817.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,892.96 : 31,552.40 = 20,908.96 : x
  2. Step 2: Convert to fraction form
    22,892.96/31,552.40 = 20,908.96/x
  3. Step 3: Cross multiply
    22,892.96x = 31,552.40 × 20,908.96
  4. Step 4: Simplify right side
    22,892.96x = 659,727,869.50
  5. Step 5: Solve for x
    x = 659,727,869.50/22,892.96
  6. Step 6: Final answer
    x = 28,817.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.