Home / 12,020.04-17,995.05-7,007.13

Finding the Fourth Proportional to 12,020.04, 17,995.05 and 7,007.13

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Solution

The fourth proportional to 12,020.04, 17,995.05 and 7,007.13 is: 10,490.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020.04 : 17,995.05 = 7,007.13 : x
  2. Step 2: Convert to fraction form
    12,020.04/17,995.05 = 7,007.13/x
  3. Step 3: Cross multiply
    12,020.04x = 17,995.05 × 7,007.13
  4. Step 4: Simplify right side
    12,020.04x = 126,093,654.71
  5. Step 5: Solve for x
    x = 126,093,654.71/12,020.04
  6. Step 6: Final answer
    x = 10,490.29

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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.