Home / 50,982.72-70,363.08-28,631.04

Finding the Fourth Proportional to 50,982.72, 70,363.08 and 28,631.04

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Solution

The fourth proportional to 50,982.72, 70,363.08 and 28,631.04 is: 39,514.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,982.72 : 70,363.08 = 28,631.04 : x
  2. Step 2: Convert to fraction form
    50,982.72/70,363.08 = 28,631.04/x
  3. Step 3: Cross multiply
    50,982.72x = 70,363.08 × 28,631.04
  4. Step 4: Simplify right side
    50,982.72x = 2,014,568,158.00
  5. Step 5: Solve for x
    x = 2,014,568,158.00/50,982.72
  6. Step 6: Final answer
    x = 39,514.72

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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.