Home / 27,461.20-37,898.09-15,525.65

Finding the Fourth Proportional to 27,461.20, 37,898.09 and 15,525.65

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Solution

The fourth proportional to 27,461.20, 37,898.09 and 15,525.65 is: 21,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,461.20 : 37,898.09 = 15,525.65 : x
  2. Step 2: Convert to fraction form
    27,461.20/37,898.09 = 15,525.65/x
  3. Step 3: Cross multiply
    27,461.20x = 37,898.09 × 15,525.65
  4. Step 4: Simplify right side
    27,461.20x = 588,392,213.89
  5. Step 5: Solve for x
    x = 588,392,213.89/27,461.20
  6. Step 6: Final answer
    x = 21,426.31

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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.