Home / 27,528.57-37,988.79-16,042.75

Finding the Fourth Proportional to 27,528.57, 37,988.79 and 16,042.75

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Solution

The fourth proportional to 27,528.57, 37,988.79 and 16,042.75 is: 22,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,528.57 : 37,988.79 = 16,042.75 : x
  2. Step 2: Convert to fraction form
    27,528.57/37,988.79 = 16,042.75/x
  3. Step 3: Cross multiply
    27,528.57x = 37,988.79 × 16,042.75
  4. Step 4: Simplify right side
    27,528.57x = 609,444,648.10
  5. Step 5: Solve for x
    x = 609,444,648.10/27,528.57
  6. Step 6: Final answer
    x = 22,138.62

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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.