Home / 13,034.04-17,986.05-7,369.44

Finding the Fourth Proportional to 13,034.04, 17,986.05 and 7,369.44

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Solution

The fourth proportional to 13,034.04, 17,986.05 and 7,369.44 is: 10,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,034.04 : 17,986.05 = 7,369.44 : x
  2. Step 2: Convert to fraction form
    13,034.04/17,986.05 = 7,369.44/x
  3. Step 3: Cross multiply
    13,034.04x = 17,986.05 × 7,369.44
  4. Step 4: Simplify right side
    13,034.04x = 132,547,116.31
  5. Step 5: Solve for x
    x = 132,547,116.31/13,034.04
  6. Step 6: Final answer
    x = 10,169.30

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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.