Home / 32,918.72-45,336.66-28,441.04

Finding the Fourth Proportional to 32,918.72, 45,336.66 and 28,441.04

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Solution

The fourth proportional to 32,918.72, 45,336.66 and 28,441.04 is: 39,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,918.72 : 45,336.66 = 28,441.04 : x
  2. Step 2: Convert to fraction form
    32,918.72/45,336.66 = 28,441.04/x
  3. Step 3: Cross multiply
    32,918.72x = 45,336.66 × 28,441.04
  4. Step 4: Simplify right side
    32,918.72x = 1,289,421,760.53
  5. Step 5: Solve for x
    x = 1,289,421,760.53/32,918.72
  6. Step 6: Final answer
    x = 39,169.86

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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.