Home / 50,720.84-76,062.36-17,431.48

Finding the Fourth Proportional to 50,720.84, 76,062.36 and 17,431.48

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Solution

The fourth proportional to 50,720.84, 76,062.36 and 17,431.48 is: 26,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,720.84 : 76,062.36 = 17,431.48 : x
  2. Step 2: Convert to fraction form
    50,720.84/76,062.36 = 17,431.48/x
  3. Step 3: Cross multiply
    50,720.84x = 76,062.36 × 17,431.48
  4. Step 4: Simplify right side
    50,720.84x = 1,325,879,507.09
  5. Step 5: Solve for x
    x = 1,325,879,507.09/50,720.84
  6. Step 6: Final answer
    x = 26,140.72

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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.