Home / 53,446.68-80,188.56-20,176.32

Finding the Fourth Proportional to 53,446.68, 80,188.56 and 20,176.32

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Solution

The fourth proportional to 53,446.68, 80,188.56 and 20,176.32 is: 30,271.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,446.68 : 80,188.56 = 20,176.32 : x
  2. Step 2: Convert to fraction form
    53,446.68/80,188.56 = 20,176.32/x
  3. Step 3: Cross multiply
    53,446.68x = 80,188.56 × 20,176.32
  4. Step 4: Simplify right side
    53,446.68x = 1,617,910,046.90
  5. Step 5: Solve for x
    x = 1,617,910,046.90/53,446.68
  6. Step 6: Final answer
    x = 30,271.48

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1.5x scale

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.