Home / 30,712.65-45,995.13-17,525.04

Finding the Fourth Proportional to 30,712.65, 45,995.13 and 17,525.04

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Solution

The fourth proportional to 30,712.65, 45,995.13 and 17,525.04 is: 26,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,712.65 : 45,995.13 = 17,525.04 : x
  2. Step 2: Convert to fraction form
    30,712.65/45,995.13 = 17,525.04/x
  3. Step 3: Cross multiply
    30,712.65x = 45,995.13 × 17,525.04
  4. Step 4: Simplify right side
    30,712.65x = 806,066,493.06
  5. Step 5: Solve for x
    x = 806,066,493.06/30,712.65
  6. Step 6: Final answer
    x = 26,245.42

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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.