Home / 18,969.27-26,177.69-10,471.24

Finding the Fourth Proportional to 18,969.27, 26,177.69 and 10,471.24

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Solution

The fourth proportional to 18,969.27, 26,177.69 and 10,471.24 is: 14,450.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,969.27 : 26,177.69 = 10,471.24 : x
  2. Step 2: Convert to fraction form
    18,969.27/26,177.69 = 10,471.24/x
  3. Step 3: Cross multiply
    18,969.27x = 26,177.69 × 10,471.24
  4. Step 4: Simplify right side
    18,969.27x = 274,112,756.84
  5. Step 5: Solve for x
    x = 274,112,756.84/18,969.27
  6. Step 6: Final answer
    x = 14,450.36

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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.