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Finding the Fourth Proportional to 35,630.73, 53,446.73 and 13,454.55

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Solution

The fourth proportional to 35,630.73, 53,446.73 and 13,454.55 is: 20,182.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,630.73 : 53,446.73 = 13,454.55 : x
  2. Step 2: Convert to fraction form
    35,630.73/53,446.73 = 13,454.55/x
  3. Step 3: Cross multiply
    35,630.73x = 53,446.73 × 13,454.55
  4. Step 4: Simplify right side
    35,630.73x = 719,101,633.85
  5. Step 5: Solve for x
    x = 719,101,633.85/35,630.73
  6. Step 6: Final answer
    x = 20,182.06

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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.