Home / 30,109.65-41,554.38-17,363.31

Finding the Fourth Proportional to 30,109.65, 41,554.38 and 17,363.31

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Solution

The fourth proportional to 30,109.65, 41,554.38 and 17,363.31 is: 23,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,109.65 : 41,554.38 = 17,363.31 : x
  2. Step 2: Convert to fraction form
    30,109.65/41,554.38 = 17,363.31/x
  3. Step 3: Cross multiply
    30,109.65x = 41,554.38 × 17,363.31
  4. Step 4: Simplify right side
    30,109.65x = 721,521,581.80
  5. Step 5: Solve for x
    x = 721,521,581.80/30,109.65
  6. Step 6: Final answer
    x = 23,963.13

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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.