Home / 27,154.72-40,731.60-11,583.04

Finding the Fourth Proportional to 27,154.72, 40,731.60 and 11,583.04

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Solution

The fourth proportional to 27,154.72, 40,731.60 and 11,583.04 is: 17,374.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,154.72 : 40,731.60 = 11,583.04 : x
  2. Step 2: Convert to fraction form
    27,154.72/40,731.60 = 11,583.04/x
  3. Step 3: Cross multiply
    27,154.72x = 40,731.60 × 11,583.04
  4. Step 4: Simplify right side
    27,154.72x = 471,795,752.06
  5. Step 5: Solve for x
    x = 471,795,752.06/27,154.72
  6. Step 6: Final answer
    x = 17,374.36

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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.