Home / 50,918.07-76,358.88-17,629.20

Finding the Fourth Proportional to 50,918.07, 76,358.88 and 17,629.20

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Solution

The fourth proportional to 50,918.07, 76,358.88 and 17,629.20 is: 26,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,918.07 : 76,358.88 = 17,629.20 : x
  2. Step 2: Convert to fraction form
    50,918.07/76,358.88 = 17,629.20/x
  3. Step 3: Cross multiply
    50,918.07x = 76,358.88 × 17,629.20
  4. Step 4: Simplify right side
    50,918.07x = 1,346,145,967.30
  5. Step 5: Solve for x
    x = 1,346,145,967.30/50,918.07
  6. Step 6: Final answer
    x = 26,437.49

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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.