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Finding the Fourth Proportional to 52,644.60, 72,567.54 and 39,194.46

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Solution

The fourth proportional to 52,644.60, 72,567.54 and 39,194.46 is: 54,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,644.60 : 72,567.54 = 39,194.46 : x
  2. Step 2: Convert to fraction form
    52,644.60/72,567.54 = 39,194.46/x
  3. Step 3: Cross multiply
    52,644.60x = 72,567.54 × 39,194.46
  4. Step 4: Simplify right side
    52,644.60x = 2,844,245,543.83
  5. Step 5: Solve for x
    x = 2,844,245,543.83/52,644.60
  6. Step 6: Final answer
    x = 54,027.30

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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.