Home / 27,252.34-37,609.18-15,315.44

Finding the Fourth Proportional to 27,252.34, 37,609.18 and 15,315.44

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Solution

The fourth proportional to 27,252.34, 37,609.18 and 15,315.44 is: 21,135.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,252.34 : 37,609.18 = 15,315.44 : x
  2. Step 2: Convert to fraction form
    27,252.34/37,609.18 = 15,315.44/x
  3. Step 3: Cross multiply
    27,252.34x = 37,609.18 × 15,315.44
  4. Step 4: Simplify right side
    27,252.34x = 576,000,913.40
  5. Step 5: Solve for x
    x = 576,000,913.40/27,252.34
  6. Step 6: Final answer
    x = 21,135.84

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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.