Home / 18,902.84-26,087.06-10,519.34

Finding the Fourth Proportional to 18,902.84, 26,087.06 and 10,519.34

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Solution

The fourth proportional to 18,902.84, 26,087.06 and 10,519.34 is: 14,517.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,902.84 : 26,087.06 = 10,519.34 : x
  2. Step 2: Convert to fraction form
    18,902.84/26,087.06 = 10,519.34/x
  3. Step 3: Cross multiply
    18,902.84x = 26,087.06 × 10,519.34
  4. Step 4: Simplify right side
    18,902.84x = 274,418,549.60
  5. Step 5: Solve for x
    x = 274,418,549.60/18,902.84
  6. Step 6: Final answer
    x = 14,517.32

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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.