Home / 19,255.80-28,877.94-10,016.76

Finding the Fourth Proportional to 19,255.80, 28,877.94 and 10,016.76

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Solution

The fourth proportional to 19,255.80, 28,877.94 and 10,016.76 is: 15,022.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.80 : 28,877.94 = 10,016.76 : x
  2. Step 2: Convert to fraction form
    19,255.80/28,877.94 = 10,016.76/x
  3. Step 3: Cross multiply
    19,255.80x = 28,877.94 × 10,016.76
  4. Step 4: Simplify right side
    19,255.80x = 289,263,394.27
  5. Step 5: Solve for x
    x = 289,263,394.27/19,255.80
  6. Step 6: Final answer
    x = 15,022.14

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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.