Home / 16,722.81-25,086.96-5,630.49

Finding the Fourth Proportional to 16,722.81, 25,086.96 and 5,630.49

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Solution

The fourth proportional to 16,722.81, 25,086.96 and 5,630.49 is: 8,446.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.81 : 25,086.96 = 5,630.49 : x
  2. Step 2: Convert to fraction form
    16,722.81/25,086.96 = 5,630.49/x
  3. Step 3: Cross multiply
    16,722.81x = 25,086.96 × 5,630.49
  4. Step 4: Simplify right side
    16,722.81x = 141,251,877.41
  5. Step 5: Solve for x
    x = 141,251,877.41/16,722.81
  6. Step 6: Final answer
    x = 8,446.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.