Home / 32,771.64-49,206.69-18,747.50

Finding the Fourth Proportional to 32,771.64, 49,206.69 and 18,747.50

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Solution

The fourth proportional to 32,771.64, 49,206.69 and 18,747.50 is: 28,149.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,771.64 : 49,206.69 = 18,747.50 : x
  2. Step 2: Convert to fraction form
    32,771.64/49,206.69 = 18,747.50/x
  3. Step 3: Cross multiply
    32,771.64x = 49,206.69 × 18,747.50
  4. Step 4: Simplify right side
    32,771.64x = 922,502,451.53
  5. Step 5: Solve for x
    x = 922,502,451.53/32,771.64
  6. Step 6: Final answer
    x = 28,149.42

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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.