Home / 12,410.82-18,628.53-10,098.07

Finding the Fourth Proportional to 12,410.82, 18,628.53 and 10,098.07

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Solution

The fourth proportional to 12,410.82, 18,628.53 and 10,098.07 is: 15,157.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.82 : 18,628.53 = 10,098.07 : x
  2. Step 2: Convert to fraction form
    12,410.82/18,628.53 = 10,098.07/x
  3. Step 3: Cross multiply
    12,410.82x = 18,628.53 × 10,098.07
  4. Step 4: Simplify right side
    12,410.82x = 188,112,172.30
  5. Step 5: Solve for x
    x = 188,112,172.30/12,410.82
  6. Step 6: Final answer
    x = 15,157.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.