Home / 27,433.10-37,857.23-15,333.87

Finding the Fourth Proportional to 27,433.10, 37,857.23 and 15,333.87

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Solution

The fourth proportional to 27,433.10, 37,857.23 and 15,333.87 is: 21,160.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,433.10 : 37,857.23 = 15,333.87 : x
  2. Step 2: Convert to fraction form
    27,433.10/37,857.23 = 15,333.87/x
  3. Step 3: Cross multiply
    27,433.10x = 37,857.23 × 15,333.87
  4. Step 4: Simplify right side
    27,433.10x = 580,497,766.71
  5. Step 5: Solve for x
    x = 580,497,766.71/27,433.10
  6. Step 6: Final answer
    x = 21,160.49

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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.