Home / 28,052.24-38,712.04-16,116.44

Finding the Fourth Proportional to 28,052.24, 38,712.04 and 16,116.44

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Solution

The fourth proportional to 28,052.24, 38,712.04 and 16,116.44 is: 22,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,052.24 : 38,712.04 = 16,116.44 : x
  2. Step 2: Convert to fraction form
    28,052.24/38,712.04 = 16,116.44/x
  3. Step 3: Cross multiply
    28,052.24x = 38,712.04 × 16,116.44
  4. Step 4: Simplify right side
    28,052.24x = 623,900,269.94
  5. Step 5: Solve for x
    x = 623,900,269.94/28,052.24
  6. Step 6: Final answer
    x = 22,240.66

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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.