Home / 17,209.90-25,749.62-10,193.68

Finding the Fourth Proportional to 17,209.90, 25,749.62 and 10,193.68

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Solution

The fourth proportional to 17,209.90, 25,749.62 and 10,193.68 is: 15,251.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.90 : 25,749.62 = 10,193.68 : x
  2. Step 2: Convert to fraction form
    17,209.90/25,749.62 = 10,193.68/x
  3. Step 3: Cross multiply
    17,209.90x = 25,749.62 × 10,193.68
  4. Step 4: Simplify right side
    17,209.90x = 262,483,386.40
  5. Step 5: Solve for x
    x = 262,483,386.40/17,209.90
  6. Step 6: Final answer
    x = 15,251.88

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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.