Home / 17,220.04-23,759.78-10,147.12

Finding the Fourth Proportional to 17,220.04, 23,759.78 and 10,147.12

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Solution

The fourth proportional to 17,220.04, 23,759.78 and 10,147.12 is: 14,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220.04 : 23,759.78 = 10,147.12 : x
  2. Step 2: Convert to fraction form
    17,220.04/23,759.78 = 10,147.12/x
  3. Step 3: Cross multiply
    17,220.04x = 23,759.78 × 10,147.12
  4. Step 4: Simplify right side
    17,220.04x = 241,093,338.83
  5. Step 5: Solve for x
    x = 241,093,338.83/17,220.04
  6. Step 6: Final answer
    x = 14,000.74

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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.