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Finding the Fourth Proportional to 53,432.96, 73,682.88 and 35,530.88

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Solution

The fourth proportional to 53,432.96, 73,682.88 and 35,530.88 is: 48,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,432.96 : 73,682.88 = 35,530.88 : x
  2. Step 2: Convert to fraction form
    53,432.96/73,682.88 = 35,530.88/x
  3. Step 3: Cross multiply
    53,432.96x = 73,682.88 × 35,530.88
  4. Step 4: Simplify right side
    53,432.96x = 2,618,017,567.33
  5. Step 5: Solve for x
    x = 2,618,017,567.33/53,432.96
  6. Step 6: Final answer
    x = 48,996.30

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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.