Home / 27,375-37,777.59-14,799.84

Finding the Fourth Proportional to 27,375, 37,777.59 and 14,799.84

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Solution

The fourth proportional to 27,375, 37,777.59 and 14,799.84 is: 20,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375 : 37,777.59 = 14,799.84 : x
  2. Step 2: Convert to fraction form
    27,375/37,777.59 = 14,799.84/x
  3. Step 3: Cross multiply
    27,375x = 37,777.59 × 14,799.84
  4. Step 4: Simplify right side
    27,375x = 559,102,287.59
  5. Step 5: Solve for x
    x = 559,102,287.59/27,375
  6. Step 6: Final answer
    x = 20,423.83

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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.