Home / 18,974.99-26,185.34-10,477.11

Finding the Fourth Proportional to 18,974.99, 26,185.34 and 10,477.11

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Solution

The fourth proportional to 18,974.99, 26,185.34 and 10,477.11 is: 14,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974.99 : 26,185.34 = 10,477.11 : x
  2. Step 2: Convert to fraction form
    18,974.99/26,185.34 = 10,477.11/x
  3. Step 3: Cross multiply
    18,974.99x = 26,185.34 × 10,477.11
  4. Step 4: Simplify right side
    18,974.99x = 274,346,811.96
  5. Step 5: Solve for x
    x = 274,346,811.96/18,974.99
  6. Step 6: Final answer
    x = 14,458.34

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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.