Home / 22,784.40-34,176.60-13,927.05

Finding the Fourth Proportional to 22,784.40, 34,176.60 and 13,927.05

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Solution

The fourth proportional to 22,784.40, 34,176.60 and 13,927.05 is: 20,890.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,784.40 : 34,176.60 = 13,927.05 : x
  2. Step 2: Convert to fraction form
    22,784.40/34,176.60 = 13,927.05/x
  3. Step 3: Cross multiply
    22,784.40x = 34,176.60 × 13,927.05
  4. Step 4: Simplify right side
    22,784.40x = 475,979,217.03
  5. Step 5: Solve for x
    x = 475,979,217.03/22,784.40
  6. Step 6: Final answer
    x = 20,890.58

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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.