Home / 30,080.51-45,105.56-17,604.28

Finding the Fourth Proportional to 30,080.51, 45,105.56 and 17,604.28

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Solution

The fourth proportional to 30,080.51, 45,105.56 and 17,604.28 is: 26,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.51 : 45,105.56 = 17,604.28 : x
  2. Step 2: Convert to fraction form
    30,080.51/45,105.56 = 17,604.28/x
  3. Step 3: Cross multiply
    30,080.51x = 45,105.56 × 17,604.28
  4. Step 4: Simplify right side
    30,080.51x = 794,050,907.80
  5. Step 5: Solve for x
    x = 794,050,907.80/30,080.51
  6. Step 6: Final answer
    x = 26,397.52

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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.