Home / 17,170.31-23,686.66-10,804.79

Finding the Fourth Proportional to 17,170.31, 23,686.66 and 10,804.79

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Solution

The fourth proportional to 17,170.31, 23,686.66 and 10,804.79 is: 14,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.31 : 23,686.66 = 10,804.79 : x
  2. Step 2: Convert to fraction form
    17,170.31/23,686.66 = 10,804.79/x
  3. Step 3: Cross multiply
    17,170.31x = 23,686.66 × 10,804.79
  4. Step 4: Simplify right side
    17,170.31x = 255,929,387.10
  5. Step 5: Solve for x
    x = 255,929,387.10/17,170.31
  6. Step 6: Final answer
    x = 14,905.34

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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.