Home / 28,060.12-38,725.02-16,126.36

Finding the Fourth Proportional to 28,060.12, 38,725.02 and 16,126.36

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Solution

The fourth proportional to 28,060.12, 38,725.02 and 16,126.36 is: 22,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,060.12 : 38,725.02 = 16,126.36 : x
  2. Step 2: Convert to fraction form
    28,060.12/38,725.02 = 16,126.36/x
  3. Step 3: Cross multiply
    28,060.12x = 38,725.02 × 16,126.36
  4. Step 4: Simplify right side
    28,060.12x = 624,493,613.53
  5. Step 5: Solve for x
    x = 624,493,613.53/28,060.12
  6. Step 6: Final answer
    x = 22,255.56

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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.