Home / 28,185.24-38,899.44-16,248.36

Finding the Fourth Proportional to 28,185.24, 38,899.44 and 16,248.36

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Solution

The fourth proportional to 28,185.24, 38,899.44 and 16,248.36 is: 22,424.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,185.24 : 38,899.44 = 16,248.36 : x
  2. Step 2: Convert to fraction form
    28,185.24/38,899.44 = 16,248.36/x
  3. Step 3: Cross multiply
    28,185.24x = 38,899.44 × 16,248.36
  4. Step 4: Simplify right side
    28,185.24x = 632,052,104.92
  5. Step 5: Solve for x
    x = 632,052,104.92/28,185.24
  6. Step 6: Final answer
    x = 22,424.93

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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.