Home / 18,343.59-25,314.26-10,790.24

Finding the Fourth Proportional to 18,343.59, 25,314.26 and 10,790.24

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Solution

The fourth proportional to 18,343.59, 25,314.26 and 10,790.24 is: 14,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,343.59 : 25,314.26 = 10,790.24 : x
  2. Step 2: Convert to fraction form
    18,343.59/25,314.26 = 10,790.24/x
  3. Step 3: Cross multiply
    18,343.59x = 25,314.26 × 10,790.24
  4. Step 4: Simplify right side
    18,343.59x = 273,146,940.82
  5. Step 5: Solve for x
    x = 273,146,940.82/18,343.59
  6. Step 6: Final answer
    x = 14,890.59

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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.