Home / 18,495.35-25,521.10-10,942.10

Finding the Fourth Proportional to 18,495.35, 25,521.10 and 10,942.10

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Solution

The fourth proportional to 18,495.35, 25,521.10 and 10,942.10 is: 15,098.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.35 : 25,521.10 = 10,942.10 : x
  2. Step 2: Convert to fraction form
    18,495.35/25,521.10 = 10,942.10/x
  3. Step 3: Cross multiply
    18,495.35x = 25,521.10 × 10,942.10
  4. Step 4: Simplify right side
    18,495.35x = 279,254,273.35
  5. Step 5: Solve for x
    x = 279,254,273.35/18,495.35
  6. Step 6: Final answer
    x = 15,098.62

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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.