Home / 27,024.20-37,290.20-15,087.09

Finding the Fourth Proportional to 27,024.20, 37,290.20 and 15,087.09

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Solution

The fourth proportional to 27,024.20, 37,290.20 and 15,087.09 is: 20,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,024.20 : 37,290.20 = 15,087.09 : x
  2. Step 2: Convert to fraction form
    27,024.20/37,290.20 = 15,087.09/x
  3. Step 3: Cross multiply
    27,024.20x = 37,290.20 × 15,087.09
  4. Step 4: Simplify right side
    27,024.20x = 562,600,528.08
  5. Step 5: Solve for x
    x = 562,600,528.08/27,024.20
  6. Step 6: Final answer
    x = 20,818.40

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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.