Home / 20,200.36-27,874.65-14,898.10

Finding the Fourth Proportional to 20,200.36, 27,874.65 and 14,898.10

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Solution

The fourth proportional to 20,200.36, 27,874.65 and 14,898.10 is: 20,558.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,200.36 : 27,874.65 = 14,898.10 : x
  2. Step 2: Convert to fraction form
    20,200.36/27,874.65 = 14,898.10/x
  3. Step 3: Cross multiply
    20,200.36x = 27,874.65 × 14,898.10
  4. Step 4: Simplify right side
    20,200.36x = 415,279,323.17
  5. Step 5: Solve for x
    x = 415,279,323.17/20,200.36
  6. Step 6: Final answer
    x = 20,558.02

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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.