Home / 51,845.60-71,548.28-29,185.42

Finding the Fourth Proportional to 51,845.60, 71,548.28 and 29,185.42

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Solution

The fourth proportional to 51,845.60, 71,548.28 and 29,185.42 is: 40,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,845.60 : 71,548.28 = 29,185.42 : x
  2. Step 2: Convert to fraction form
    51,845.60/71,548.28 = 29,185.42/x
  3. Step 3: Cross multiply
    51,845.60x = 71,548.28 × 29,185.42
  4. Step 4: Simplify right side
    51,845.60x = 2,088,166,602.08
  5. Step 5: Solve for x
    x = 2,088,166,602.08/51,845.60
  6. Step 6: Final answer
    x = 40,276.64

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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.