Home / 18,071.58-24,938.49-10,113.78

Finding the Fourth Proportional to 18,071.58, 24,938.49 and 10,113.78

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Solution

The fourth proportional to 18,071.58, 24,938.49 and 10,113.78 is: 13,956.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071.58 : 24,938.49 = 10,113.78 : x
  2. Step 2: Convert to fraction form
    18,071.58/24,938.49 = 10,113.78/x
  3. Step 3: Cross multiply
    18,071.58x = 24,938.49 × 10,113.78
  4. Step 4: Simplify right side
    18,071.58x = 252,222,401.39
  5. Step 5: Solve for x
    x = 252,222,401.39/18,071.58
  6. Step 6: Final answer
    x = 13,956.85

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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.