Home / 27,447.78-37,877.88-14,872.50

Finding the Fourth Proportional to 27,447.78, 37,877.88 and 14,872.50

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Solution

The fourth proportional to 27,447.78, 37,877.88 and 14,872.50 is: 20,524.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.78 : 37,877.88 = 14,872.50 : x
  2. Step 2: Convert to fraction form
    27,447.78/37,877.88 = 14,872.50/x
  3. Step 3: Cross multiply
    27,447.78x = 37,877.88 × 14,872.50
  4. Step 4: Simplify right side
    27,447.78x = 563,338,770.30
  5. Step 5: Solve for x
    x = 563,338,770.30/27,447.78
  6. Step 6: Final answer
    x = 20,524.02

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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.