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Finding the Fourth Proportional to 25,953.60, 35,811.12 and 14,622.24

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Solution

The fourth proportional to 25,953.60, 35,811.12 and 14,622.24 is: 20,175.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,953.60 : 35,811.12 = 14,622.24 : x
  2. Step 2: Convert to fraction form
    25,953.60/35,811.12 = 14,622.24/x
  3. Step 3: Cross multiply
    25,953.60x = 35,811.12 × 14,622.24
  4. Step 4: Simplify right side
    25,953.60x = 523,638,791.31
  5. Step 5: Solve for x
    x = 523,638,791.31/25,953.60
  6. Step 6: Final answer
    x = 20,175.96

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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.