Home / 22,453.90-33,620.58-12,565.02

Finding the Fourth Proportional to 22,453.90, 33,620.58 and 12,565.02

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Solution

The fourth proportional to 22,453.90, 33,620.58 and 12,565.02 is: 18,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,453.90 : 33,620.58 = 12,565.02 : x
  2. Step 2: Convert to fraction form
    22,453.90/33,620.58 = 12,565.02/x
  3. Step 3: Cross multiply
    22,453.90x = 33,620.58 × 12,565.02
  4. Step 4: Simplify right side
    22,453.90x = 422,443,260.11
  5. Step 5: Solve for x
    x = 422,443,260.11/22,453.90
  6. Step 6: Final answer
    x = 18,813.80

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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.