Home / 17,160.02-23,679.51-9,605.78

Finding the Fourth Proportional to 17,160.02, 23,679.51 and 9,605.78

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Solution

The fourth proportional to 17,160.02, 23,679.51 and 9,605.78 is: 13,255.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,160.02 : 23,679.51 = 9,605.78 : x
  2. Step 2: Convert to fraction form
    17,160.02/23,679.51 = 9,605.78/x
  3. Step 3: Cross multiply
    17,160.02x = 23,679.51 × 9,605.78
  4. Step 4: Simplify right side
    17,160.02x = 227,460,163.57
  5. Step 5: Solve for x
    x = 227,460,163.57/17,160.02
  6. Step 6: Final answer
    x = 13,255.24

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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.