Home / 28,903.68-43,358.99-10,179.84

Finding the Fourth Proportional to 28,903.68, 43,358.99 and 10,179.84

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Solution

The fourth proportional to 28,903.68, 43,358.99 and 10,179.84 is: 15,270.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,903.68 : 43,358.99 = 10,179.84 : x
  2. Step 2: Convert to fraction form
    28,903.68/43,358.99 = 10,179.84/x
  3. Step 3: Cross multiply
    28,903.68x = 43,358.99 × 10,179.84
  4. Step 4: Simplify right side
    28,903.68x = 441,387,529.86
  5. Step 5: Solve for x
    x = 441,387,529.86/28,903.68
  6. Step 6: Final answer
    x = 15,270.98

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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.