Home / 18,956.72-26,160.36-10,458.94

Finding the Fourth Proportional to 18,956.72, 26,160.36 and 10,458.94

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Solution

The fourth proportional to 18,956.72, 26,160.36 and 10,458.94 is: 14,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.72 : 26,160.36 = 10,458.94 : x
  2. Step 2: Convert to fraction form
    18,956.72/26,160.36 = 10,458.94/x
  3. Step 3: Cross multiply
    18,956.72x = 26,160.36 × 10,458.94
  4. Step 4: Simplify right side
    18,956.72x = 273,609,583.32
  5. Step 5: Solve for x
    x = 273,609,583.32/18,956.72
  6. Step 6: Final answer
    x = 14,433.39

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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.