Home / 20,255.28-27,941.64-16,482.66

Finding the Fourth Proportional to 20,255.28, 27,941.64 and 16,482.66

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Solution

The fourth proportional to 20,255.28, 27,941.64 and 16,482.66 is: 22,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,255.28 : 27,941.64 = 16,482.66 : x
  2. Step 2: Convert to fraction form
    20,255.28/27,941.64 = 16,482.66/x
  3. Step 3: Cross multiply
    20,255.28x = 27,941.64 × 16,482.66
  4. Step 4: Simplify right side
    20,255.28x = 460,552,551.96
  5. Step 5: Solve for x
    x = 460,552,551.96/20,255.28
  6. Step 6: Final answer
    x = 22,737.41

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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.