Home / 29,396.65-40,551.82-18,622.51

Finding the Fourth Proportional to 29,396.65, 40,551.82 and 18,622.51

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Solution

The fourth proportional to 29,396.65, 40,551.82 and 18,622.51 is: 25,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,396.65 : 40,551.82 = 18,622.51 : x
  2. Step 2: Convert to fraction form
    29,396.65/40,551.82 = 18,622.51/x
  3. Step 3: Cross multiply
    29,396.65x = 40,551.82 × 18,622.51
  4. Step 4: Simplify right side
    29,396.65x = 755,176,673.47
  5. Step 5: Solve for x
    x = 755,176,673.47/29,396.65
  6. Step 6: Final answer
    x = 25,689.21

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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.