Home / 20,161.16-30,244.98-7,017.29

Finding the Fourth Proportional to 20,161.16, 30,244.98 and 7,017.29

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Solution

The fourth proportional to 20,161.16, 30,244.98 and 7,017.29 is: 10,527.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161.16 : 30,244.98 = 7,017.29 : x
  2. Step 2: Convert to fraction form
    20,161.16/30,244.98 = 7,017.29/x
  3. Step 3: Cross multiply
    20,161.16x = 30,244.98 × 7,017.29
  4. Step 4: Simplify right side
    20,161.16x = 212,237,795.70
  5. Step 5: Solve for x
    x = 212,237,795.70/20,161.16
  6. Step 6: Final answer
    x = 10,527.06

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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.