Home / 20,166.18-30,222.98-10,297.14

Finding the Fourth Proportional to 20,166.18, 30,222.98 and 10,297.14

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Solution

The fourth proportional to 20,166.18, 30,222.98 and 10,297.14 is: 15,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166.18 : 30,222.98 = 10,297.14 : x
  2. Step 2: Convert to fraction form
    20,166.18/30,222.98 = 10,297.14/x
  3. Step 3: Cross multiply
    20,166.18x = 30,222.98 × 10,297.14
  4. Step 4: Simplify right side
    20,166.18x = 311,210,256.28
  5. Step 5: Solve for x
    x = 311,210,256.28/20,166.18
  6. Step 6: Final answer
    x = 15,432.29

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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.