Home / 28,588.45-39,471.32-17,849.68

Finding the Fourth Proportional to 28,588.45, 39,471.32 and 17,849.68

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Solution

The fourth proportional to 28,588.45, 39,471.32 and 17,849.68 is: 24,644.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,588.45 : 39,471.32 = 17,849.68 : x
  2. Step 2: Convert to fraction form
    28,588.45/39,471.32 = 17,849.68/x
  3. Step 3: Cross multiply
    28,588.45x = 39,471.32 × 17,849.68
  4. Step 4: Simplify right side
    28,588.45x = 704,550,233.82
  5. Step 5: Solve for x
    x = 704,550,233.82/28,588.45
  6. Step 6: Final answer
    x = 24,644.57

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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.