Home / 27,147.44-37,465.88-15,210.70

Finding the Fourth Proportional to 27,147.44, 37,465.88 and 15,210.70

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Solution

The fourth proportional to 27,147.44, 37,465.88 and 15,210.70 is: 20,992.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,147.44 : 37,465.88 = 15,210.70 : x
  2. Step 2: Convert to fraction form
    27,147.44/37,465.88 = 15,210.70/x
  3. Step 3: Cross multiply
    27,147.44x = 37,465.88 × 15,210.70
  4. Step 4: Simplify right side
    27,147.44x = 569,882,260.92
  5. Step 5: Solve for x
    x = 569,882,260.92/27,147.44
  6. Step 6: Final answer
    x = 20,992.12

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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.