Home / 16,988.31-23,454.96-11,036.94

Finding the Fourth Proportional to 16,988.31, 23,454.96 and 11,036.94

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Solution

The fourth proportional to 16,988.31, 23,454.96 and 11,036.94 is: 15,238.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,988.31 : 23,454.96 = 11,036.94 : x
  2. Step 2: Convert to fraction form
    16,988.31/23,454.96 = 11,036.94/x
  3. Step 3: Cross multiply
    16,988.31x = 23,454.96 × 11,036.94
  4. Step 4: Simplify right side
    16,988.31x = 258,870,986.22
  5. Step 5: Solve for x
    x = 258,870,986.22/16,988.31
  6. Step 6: Final answer
    x = 15,238.18

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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.