Home / 18,349.45-25,312.97-10,790.97

Finding the Fourth Proportional to 18,349.45, 25,312.97 and 10,790.97

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Solution

The fourth proportional to 18,349.45, 25,312.97 and 10,790.97 is: 14,886.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349.45 : 25,312.97 = 10,790.97 : x
  2. Step 2: Convert to fraction form
    18,349.45/25,312.97 = 10,790.97/x
  3. Step 3: Cross multiply
    18,349.45x = 25,312.97 × 10,790.97
  4. Step 4: Simplify right side
    18,349.45x = 273,151,499.88
  5. Step 5: Solve for x
    x = 273,151,499.88/18,349.45
  6. Step 6: Final answer
    x = 14,886.09

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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.