Home / 15,942.79-23,902.28-10,998.32

Finding the Fourth Proportional to 15,942.79, 23,902.28 and 10,998.32

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Solution

The fourth proportional to 15,942.79, 23,902.28 and 10,998.32 is: 16,489.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942.79 : 23,902.28 = 10,998.32 : x
  2. Step 2: Convert to fraction form
    15,942.79/23,902.28 = 10,998.32/x
  3. Step 3: Cross multiply
    15,942.79x = 23,902.28 × 10,998.32
  4. Step 4: Simplify right side
    15,942.79x = 262,884,869.18
  5. Step 5: Solve for x
    x = 262,884,869.18/15,942.79
  6. Step 6: Final answer
    x = 16,489.27

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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.