Home / 18,495.72-25,518.51-10,942.92

Finding the Fourth Proportional to 18,495.72, 25,518.51 and 10,942.92

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Solution

The fourth proportional to 18,495.72, 25,518.51 and 10,942.92 is: 15,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.72 : 25,518.51 = 10,942.92 : x
  2. Step 2: Convert to fraction form
    18,495.72/25,518.51 = 10,942.92/x
  3. Step 3: Cross multiply
    18,495.72x = 25,518.51 × 10,942.92
  4. Step 4: Simplify right side
    18,495.72x = 279,247,013.45
  5. Step 5: Solve for x
    x = 279,247,013.45/18,495.72
  6. Step 6: Final answer
    x = 15,097.93

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Double scale
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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.