Home / 28,903.27-43,358.38-10,179.44

Finding the Fourth Proportional to 28,903.27, 43,358.38 and 10,179.44

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Solution

The fourth proportional to 28,903.27, 43,358.38 and 10,179.44 is: 15,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,903.27 : 43,358.38 = 10,179.44 : x
  2. Step 2: Convert to fraction form
    28,903.27/43,358.38 = 10,179.44/x
  3. Step 3: Cross multiply
    28,903.27x = 43,358.38 × 10,179.44
  4. Step 4: Simplify right side
    28,903.27x = 441,364,027.71
  5. Step 5: Solve for x
    x = 441,364,027.71/28,903.27
  6. Step 6: Final answer
    x = 15,270.38

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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.