Home / 28,184.27-38,885.47-16,245.97

Finding the Fourth Proportional to 28,184.27, 38,885.47 and 16,245.97

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Solution

The fourth proportional to 28,184.27, 38,885.47 and 16,245.97 is: 22,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,184.27 : 38,885.47 = 16,245.97 : x
  2. Step 2: Convert to fraction form
    28,184.27/38,885.47 = 16,245.97/x
  3. Step 3: Cross multiply
    28,184.27x = 38,885.47 × 16,245.97
  4. Step 4: Simplify right side
    28,184.27x = 631,732,041.23
  5. Step 5: Solve for x
    x = 631,732,041.23/28,184.27
  6. Step 6: Final answer
    x = 22,414.35

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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.