Home / 23,490.45-32,394.81-18,726.21

Finding the Fourth Proportional to 23,490.45, 32,394.81 and 18,726.21

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Solution

The fourth proportional to 23,490.45, 32,394.81 and 18,726.21 is: 25,824.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,490.45 : 32,394.81 = 18,726.21 : x
  2. Step 2: Convert to fraction form
    23,490.45/32,394.81 = 18,726.21/x
  3. Step 3: Cross multiply
    23,490.45x = 32,394.81 × 18,726.21
  4. Step 4: Simplify right side
    23,490.45x = 606,632,014.97
  5. Step 5: Solve for x
    x = 606,632,014.97/23,490.45
  6. Step 6: Final answer
    x = 25,824.62

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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.