Home / 13,013.40-17,950.62-9,607.04

Finding the Fourth Proportional to 13,013.40, 17,950.62 and 9,607.04

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Solution

The fourth proportional to 13,013.40, 17,950.62 and 9,607.04 is: 13,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013.40 : 17,950.62 = 9,607.04 : x
  2. Step 2: Convert to fraction form
    13,013.40/17,950.62 = 9,607.04/x
  3. Step 3: Cross multiply
    13,013.40x = 17,950.62 × 9,607.04
  4. Step 4: Simplify right side
    13,013.40x = 172,452,324.36
  5. Step 5: Solve for x
    x = 172,452,324.36/13,013.40
  6. Step 6: Final answer
    x = 13,251.90

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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.