Home / 28,052.40-38,708.26-16,113.43

Finding the Fourth Proportional to 28,052.40, 38,708.26 and 16,113.43

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Solution

The fourth proportional to 28,052.40, 38,708.26 and 16,113.43 is: 22,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,052.40 : 38,708.26 = 16,113.43 : x
  2. Step 2: Convert to fraction form
    28,052.40/38,708.26 = 16,113.43/x
  3. Step 3: Cross multiply
    28,052.40x = 38,708.26 × 16,113.43
  4. Step 4: Simplify right side
    28,052.40x = 623,722,837.93
  5. Step 5: Solve for x
    x = 623,722,837.93/28,052.40
  6. Step 6: Final answer
    x = 22,234.21

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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.