Home / 28,758.37-39,677.31-17,424.24

Finding the Fourth Proportional to 28,758.37, 39,677.31 and 17,424.24

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Solution

The fourth proportional to 28,758.37, 39,677.31 and 17,424.24 is: 24,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,758.37 : 39,677.31 = 17,424.24 : x
  2. Step 2: Convert to fraction form
    28,758.37/39,677.31 = 17,424.24/x
  3. Step 3: Cross multiply
    28,758.37x = 39,677.31 × 17,424.24
  4. Step 4: Simplify right side
    28,758.37x = 691,346,971.99
  5. Step 5: Solve for x
    x = 691,346,971.99/28,758.37
  6. Step 6: Final answer
    x = 24,039.85

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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.