Home / 22,150.26-30,567.85-12,588.64

Finding the Fourth Proportional to 22,150.26, 30,567.85 and 12,588.64

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Solution

The fourth proportional to 22,150.26, 30,567.85 and 12,588.64 is: 17,372.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,150.26 : 30,567.85 = 12,588.64 : x
  2. Step 2: Convert to fraction form
    22,150.26/30,567.85 = 12,588.64/x
  3. Step 3: Cross multiply
    22,150.26x = 30,567.85 × 12,588.64
  4. Step 4: Simplify right side
    22,150.26x = 384,807,551.33
  5. Step 5: Solve for x
    x = 384,807,551.33/22,150.26
  6. Step 6: Final answer
    x = 17,372.60

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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.