Home / 28,277.85-39,027.24-16,341.69

Finding the Fourth Proportional to 28,277.85, 39,027.24 and 16,341.69

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Solution

The fourth proportional to 28,277.85, 39,027.24 and 16,341.69 is: 22,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,277.85 : 39,027.24 = 16,341.69 : x
  2. Step 2: Convert to fraction form
    28,277.85/39,027.24 = 16,341.69/x
  3. Step 3: Cross multiply
    28,277.85x = 39,027.24 × 16,341.69
  4. Step 4: Simplify right side
    28,277.85x = 637,771,057.64
  5. Step 5: Solve for x
    x = 637,771,057.64/28,277.85
  6. Step 6: Final answer
    x = 22,553.73

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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.