Home / 18,956.75-26,161.79-10,460.55

Finding the Fourth Proportional to 18,956.75, 26,161.79 and 10,460.55

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Solution

The fourth proportional to 18,956.75, 26,161.79 and 10,460.55 is: 14,436.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.75 : 26,161.79 = 10,460.55 : x
  2. Step 2: Convert to fraction form
    18,956.75/26,161.79 = 10,460.55/x
  3. Step 3: Cross multiply
    18,956.75x = 26,161.79 × 10,460.55
  4. Step 4: Simplify right side
    18,956.75x = 273,666,803.94
  5. Step 5: Solve for x
    x = 273,666,803.94/18,956.75
  6. Step 6: Final answer
    x = 14,436.38

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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.