Home / 23,013.38-34,520.49-7,218.06

Finding the Fourth Proportional to 23,013.38, 34,520.49 and 7,218.06

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Solution

The fourth proportional to 23,013.38, 34,520.49 and 7,218.06 is: 10,827.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.38 : 34,520.49 = 7,218.06 : x
  2. Step 2: Convert to fraction form
    23,013.38/34,520.49 = 7,218.06/x
  3. Step 3: Cross multiply
    23,013.38x = 34,520.49 × 7,218.06
  4. Step 4: Simplify right side
    23,013.38x = 249,170,968.05
  5. Step 5: Solve for x
    x = 249,170,968.05/23,013.38
  6. Step 6: Final answer
    x = 10,827.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.