Home / 27,444.63-37,869.41-15,503.61

Finding the Fourth Proportional to 27,444.63, 37,869.41 and 15,503.61

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Solution

The fourth proportional to 27,444.63, 37,869.41 and 15,503.61 is: 21,392.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,444.63 : 37,869.41 = 15,503.61 : x
  2. Step 2: Convert to fraction form
    27,444.63/37,869.41 = 15,503.61/x
  3. Step 3: Cross multiply
    27,444.63x = 37,869.41 × 15,503.61
  4. Step 4: Simplify right side
    27,444.63x = 587,112,486.05
  5. Step 5: Solve for x
    x = 587,112,486.05/27,444.63
  6. Step 6: Final answer
    x = 21,392.62

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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.