Home / 28,041.38-38,697.03-16,105.49

Finding the Fourth Proportional to 28,041.38, 38,697.03 and 16,105.49

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Solution

The fourth proportional to 28,041.38, 38,697.03 and 16,105.49 is: 22,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.38 : 38,697.03 = 16,105.49 : x
  2. Step 2: Convert to fraction form
    28,041.38/38,697.03 = 16,105.49/x
  3. Step 3: Cross multiply
    28,041.38x = 38,697.03 × 16,105.49
  4. Step 4: Simplify right side
    28,041.38x = 623,234,629.69
  5. Step 5: Solve for x
    x = 623,234,629.69/28,041.38
  6. Step 6: Final answer
    x = 22,225.53

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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.