Home / 27,436.88-37,859.85-15,497.69

Finding the Fourth Proportional to 27,436.88, 37,859.85 and 15,497.69

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Solution

The fourth proportional to 27,436.88, 37,859.85 and 15,497.69 is: 21,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.88 : 37,859.85 = 15,497.69 : x
  2. Step 2: Convert to fraction form
    27,436.88/37,859.85 = 15,497.69/x
  3. Step 3: Cross multiply
    27,436.88x = 37,859.85 × 15,497.69
  4. Step 4: Simplify right side
    27,436.88x = 586,740,029.45
  5. Step 5: Solve for x
    x = 586,740,029.45/27,436.88
  6. Step 6: Final answer
    x = 21,385.09

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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.