Home / 20,223.18-30,341.97-10,367.10

Finding the Fourth Proportional to 20,223.18, 30,341.97 and 10,367.10

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Solution

The fourth proportional to 20,223.18, 30,341.97 and 10,367.10 is: 15,554.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223.18 : 30,341.97 = 10,367.10 : x
  2. Step 2: Convert to fraction form
    20,223.18/30,341.97 = 10,367.10/x
  3. Step 3: Cross multiply
    20,223.18x = 30,341.97 × 10,367.10
  4. Step 4: Simplify right side
    20,223.18x = 314,558,237.19
  5. Step 5: Solve for x
    x = 314,558,237.19/20,223.18
  6. Step 6: Final answer
    x = 15,554.34

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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.