Home / 27,147.66-40,712.80-25,376.64

Finding the Fourth Proportional to 27,147.66, 40,712.80 and 25,376.64

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Solution

The fourth proportional to 27,147.66, 40,712.80 and 25,376.64 is: 38,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,147.66 : 40,712.80 = 25,376.64 : x
  2. Step 2: Convert to fraction form
    27,147.66/40,712.80 = 25,376.64/x
  3. Step 3: Cross multiply
    27,147.66x = 40,712.80 × 25,376.64
  4. Step 4: Simplify right side
    27,147.66x = 1,033,154,200.84
  5. Step 5: Solve for x
    x = 1,033,154,200.84/27,147.66
  6. Step 6: Final answer
    x = 38,056.85

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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.