Home / 20,395.34-30,596.13-11,036.69

Finding the Fourth Proportional to 20,395.34, 30,596.13 and 11,036.69

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Solution

The fourth proportional to 20,395.34, 30,596.13 and 11,036.69 is: 16,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,395.34 : 30,596.13 = 11,036.69 : x
  2. Step 2: Convert to fraction form
    20,395.34/30,596.13 = 11,036.69/x
  3. Step 3: Cross multiply
    20,395.34x = 30,596.13 × 11,036.69
  4. Step 4: Simplify right side
    20,395.34x = 337,679,963.76
  5. Step 5: Solve for x
    x = 337,679,963.76/20,395.34
  6. Step 6: Final answer
    x = 16,556.72

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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.