Home / 17,190.14-23,720.53-10,020.19

Finding the Fourth Proportional to 17,190.14, 23,720.53 and 10,020.19

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Solution

The fourth proportional to 17,190.14, 23,720.53 and 10,020.19 is: 13,826.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.14 : 23,720.53 = 10,020.19 : x
  2. Step 2: Convert to fraction form
    17,190.14/23,720.53 = 10,020.19/x
  3. Step 3: Cross multiply
    17,190.14x = 23,720.53 × 10,020.19
  4. Step 4: Simplify right side
    17,190.14x = 237,684,217.50
  5. Step 5: Solve for x
    x = 237,684,217.50/17,190.14
  6. Step 6: Final answer
    x = 13,826.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.