Home / 55,705.28-83,558.32-16,289.88

Finding the Fourth Proportional to 55,705.28, 83,558.32 and 16,289.88

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Solution

The fourth proportional to 55,705.28, 83,558.32 and 16,289.88 is: 24,434.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,705.28 : 83,558.32 = 16,289.88 : x
  2. Step 2: Convert to fraction form
    55,705.28/83,558.32 = 16,289.88/x
  3. Step 3: Cross multiply
    55,705.28x = 83,558.32 × 16,289.88
  4. Step 4: Simplify right side
    55,705.28x = 1,361,155,005.80
  5. Step 5: Solve for x
    x = 1,361,155,005.80/55,705.28
  6. Step 6: Final answer
    x = 24,434.94

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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.