Home / 26,872.50-37,083.78-14,936.88

Finding the Fourth Proportional to 26,872.50, 37,083.78 and 14,936.88

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Solution

The fourth proportional to 26,872.50, 37,083.78 and 14,936.88 is: 20,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,872.50 : 37,083.78 = 14,936.88 : x
  2. Step 2: Convert to fraction form
    26,872.50/37,083.78 = 14,936.88/x
  3. Step 3: Cross multiply
    26,872.50x = 37,083.78 × 14,936.88
  4. Step 4: Simplify right side
    26,872.50x = 553,915,971.81
  5. Step 5: Solve for x
    x = 553,915,971.81/26,872.50
  6. Step 6: Final answer
    x = 20,612.74

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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.