Home / 36,685.28-55,039.72-16,701.92

Finding the Fourth Proportional to 36,685.28, 55,039.72 and 16,701.92

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Solution

The fourth proportional to 36,685.28, 55,039.72 and 16,701.92 is: 25,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,685.28 : 55,039.72 = 16,701.92 : x
  2. Step 2: Convert to fraction form
    36,685.28/55,039.72 = 16,701.92/x
  3. Step 3: Cross multiply
    36,685.28x = 55,039.72 × 16,701.92
  4. Step 4: Simplify right side
    36,685.28x = 919,268,952.34
  5. Step 5: Solve for x
    x = 919,268,952.34/36,685.28
  6. Step 6: Final answer
    x = 25,058.25

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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.