Home / 17,220.24-23,759.55-10,505.43

Finding the Fourth Proportional to 17,220.24, 23,759.55 and 10,505.43

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Solution

The fourth proportional to 17,220.24, 23,759.55 and 10,505.43 is: 14,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220.24 : 23,759.55 = 10,505.43 : x
  2. Step 2: Convert to fraction form
    17,220.24/23,759.55 = 10,505.43/x
  3. Step 3: Cross multiply
    17,220.24x = 23,759.55 × 10,505.43
  4. Step 4: Simplify right side
    17,220.24x = 249,604,289.36
  5. Step 5: Solve for x
    x = 249,604,289.36/17,220.24
  6. Step 6: Final answer
    x = 14,494.82

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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.