Home / 22,135.64-30,558.25-14,077.40

Finding the Fourth Proportional to 22,135.64, 30,558.25 and 14,077.40

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Solution

The fourth proportional to 22,135.64, 30,558.25 and 14,077.40 is: 19,433.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,135.64 : 30,558.25 = 14,077.40 : x
  2. Step 2: Convert to fraction form
    22,135.64/30,558.25 = 14,077.40/x
  3. Step 3: Cross multiply
    22,135.64x = 30,558.25 × 14,077.40
  4. Step 4: Simplify right side
    22,135.64x = 430,180,520.57
  5. Step 5: Solve for x
    x = 430,180,520.57/22,135.64
  6. Step 6: Final answer
    x = 19,433.85

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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.