Home / 17,055.12-23,536.11-9,886.43

Finding the Fourth Proportional to 17,055.12, 23,536.11 and 9,886.43

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Solution

The fourth proportional to 17,055.12, 23,536.11 and 9,886.43 is: 13,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,055.12 : 23,536.11 = 9,886.43 : x
  2. Step 2: Convert to fraction form
    17,055.12/23,536.11 = 9,886.43/x
  3. Step 3: Cross multiply
    17,055.12x = 23,536.11 × 9,886.43
  4. Step 4: Simplify right side
    17,055.12x = 232,687,986.31
  5. Step 5: Solve for x
    x = 232,687,986.31/17,055.12
  6. Step 6: Final answer
    x = 13,643.29

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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.