Home / 19,272.60-28,877.85-10,927.80

Finding the Fourth Proportional to 19,272.60, 28,877.85 and 10,927.80

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Solution

The fourth proportional to 19,272.60, 28,877.85 and 10,927.80 is: 16,374.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272.60 : 28,877.85 = 10,927.80 : x
  2. Step 2: Convert to fraction form
    19,272.60/28,877.85 = 10,927.80/x
  3. Step 3: Cross multiply
    19,272.60x = 28,877.85 × 10,927.80
  4. Step 4: Simplify right side
    19,272.60x = 315,571,369.23
  5. Step 5: Solve for x
    x = 315,571,369.23/19,272.60
  6. Step 6: Final answer
    x = 16,374.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.