Home / 25,155.33-37,726.24-11,981.49

Finding the Fourth Proportional to 25,155.33, 37,726.24 and 11,981.49

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Solution

The fourth proportional to 25,155.33, 37,726.24 and 11,981.49 is: 17,969.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,155.33 : 37,726.24 = 11,981.49 : x
  2. Step 2: Convert to fraction form
    25,155.33/37,726.24 = 11,981.49/x
  3. Step 3: Cross multiply
    25,155.33x = 37,726.24 × 11,981.49
  4. Step 4: Simplify right side
    25,155.33x = 452,016,567.30
  5. Step 5: Solve for x
    x = 452,016,567.30/25,155.33
  6. Step 6: Final answer
    x = 17,969.02

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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.