Home / 25,563.47-38,326.07-17,220.07

Finding the Fourth Proportional to 25,563.47, 38,326.07 and 17,220.07

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Solution

The fourth proportional to 25,563.47, 38,326.07 and 17,220.07 is: 25,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563.47 : 38,326.07 = 17,220.07 : x
  2. Step 2: Convert to fraction form
    25,563.47/38,326.07 = 17,220.07/x
  3. Step 3: Cross multiply
    25,563.47x = 38,326.07 × 17,220.07
  4. Step 4: Simplify right side
    25,563.47x = 659,977,608.22
  5. Step 5: Solve for x
    x = 659,977,608.22/25,563.47
  6. Step 6: Final answer
    x = 25,817.22

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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.