Home / 20,029.84-30,063.48-10,176.16

Finding the Fourth Proportional to 20,029.84, 30,063.48 and 10,176.16

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Solution

The fourth proportional to 20,029.84, 30,063.48 and 10,176.16 is: 15,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.84 : 30,063.48 = 10,176.16 : x
  2. Step 2: Convert to fraction form
    20,029.84/30,063.48 = 10,176.16/x
  3. Step 3: Cross multiply
    20,029.84x = 30,063.48 × 10,176.16
  4. Step 4: Simplify right side
    20,029.84x = 305,930,782.64
  5. Step 5: Solve for x
    x = 305,930,782.64/20,029.84
  6. Step 6: Final answer
    x = 15,273.75

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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.