Home / 28,846.68-43,259.14-10,120.92

Finding the Fourth Proportional to 28,846.68, 43,259.14 and 10,120.92

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Solution

The fourth proportional to 28,846.68, 43,259.14 and 10,120.92 is: 15,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,846.68 : 43,259.14 = 10,120.92 : x
  2. Step 2: Convert to fraction form
    28,846.68/43,259.14 = 10,120.92/x
  3. Step 3: Cross multiply
    28,846.68x = 43,259.14 × 10,120.92
  4. Step 4: Simplify right side
    28,846.68x = 437,822,295.21
  5. Step 5: Solve for x
    x = 437,822,295.21/28,846.68
  6. Step 6: Final answer
    x = 15,177.56

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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.