Home / 17,402.80-26,103.12-5,556.28

Finding the Fourth Proportional to 17,402.80, 26,103.12 and 5,556.28

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Solution

The fourth proportional to 17,402.80, 26,103.12 and 5,556.28 is: 8,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,402.80 : 26,103.12 = 5,556.28 : x
  2. Step 2: Convert to fraction form
    17,402.80/26,103.12 = 5,556.28/x
  3. Step 3: Cross multiply
    17,402.80x = 26,103.12 × 5,556.28
  4. Step 4: Simplify right side
    17,402.80x = 145,036,243.59
  5. Step 5: Solve for x
    x = 145,036,243.59/17,402.80
  6. Step 6: Final answer
    x = 8,334.08

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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.