Home / 27,405.38-37,819.36-14,830.14

Finding the Fourth Proportional to 27,405.38, 37,819.36 and 14,830.14

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Solution

The fourth proportional to 27,405.38, 37,819.36 and 14,830.14 is: 20,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.38 : 37,819.36 = 14,830.14 : x
  2. Step 2: Convert to fraction form
    27,405.38/37,819.36 = 14,830.14/x
  3. Step 3: Cross multiply
    27,405.38x = 37,819.36 × 14,830.14
  4. Step 4: Simplify right side
    27,405.38x = 560,866,403.51
  5. Step 5: Solve for x
    x = 560,866,403.51/27,405.38
  6. Step 6: Final answer
    x = 20,465.56

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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.