Home / 17,270.48-25,905-9,774.56

Finding the Fourth Proportional to 17,270.48, 25,905 and 9,774.56

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Solution

The fourth proportional to 17,270.48, 25,905 and 9,774.56 is: 14,661.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,270.48 : 25,905 = 9,774.56 : x
  2. Step 2: Convert to fraction form
    17,270.48/25,905 = 9,774.56/x
  3. Step 3: Cross multiply
    17,270.48x = 25,905 × 9,774.56
  4. Step 4: Simplify right side
    17,270.48x = 253,209,976.80
  5. Step 5: Solve for x
    x = 253,209,976.80/17,270.48
  6. Step 6: Final answer
    x = 14,661.43

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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.