Home / 27,042.15-37,310.01-15,709.44

Finding the Fourth Proportional to 27,042.15, 37,310.01 and 15,709.44

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Solution

The fourth proportional to 27,042.15, 37,310.01 and 15,709.44 is: 21,674.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,042.15 : 37,310.01 = 15,709.44 : x
  2. Step 2: Convert to fraction form
    27,042.15/37,310.01 = 15,709.44/x
  3. Step 3: Cross multiply
    27,042.15x = 37,310.01 × 15,709.44
  4. Step 4: Simplify right side
    27,042.15x = 586,119,363.49
  5. Step 5: Solve for x
    x = 586,119,363.49/27,042.15
  6. Step 6: Final answer
    x = 21,674.29

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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.