Home / 27,472.34-37,911.59-15,536.09

Finding the Fourth Proportional to 27,472.34, 37,911.59 and 15,536.09

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Solution

The fourth proportional to 27,472.34, 37,911.59 and 15,536.09 is: 21,439.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,472.34 : 37,911.59 = 15,536.09 : x
  2. Step 2: Convert to fraction form
    27,472.34/37,911.59 = 15,536.09/x
  3. Step 3: Cross multiply
    27,472.34x = 37,911.59 × 15,536.09
  4. Step 4: Simplify right side
    27,472.34x = 588,997,607.04
  5. Step 5: Solve for x
    x = 588,997,607.04/27,472.34
  6. Step 6: Final answer
    x = 21,439.66

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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.