Home / 27,461.45-37,898.43-15,525.90

Finding the Fourth Proportional to 27,461.45, 37,898.43 and 15,525.90

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Solution

The fourth proportional to 27,461.45, 37,898.43 and 15,525.90 is: 21,426.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,461.45 : 37,898.43 = 15,525.90 : x
  2. Step 2: Convert to fraction form
    27,461.45/37,898.43 = 15,525.90/x
  3. Step 3: Cross multiply
    27,461.45x = 37,898.43 × 15,525.90
  4. Step 4: Simplify right side
    27,461.45x = 588,407,234.34
  5. Step 5: Solve for x
    x = 588,407,234.34/27,461.45
  6. Step 6: Final answer
    x = 21,426.66

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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.