Home / 52,990.12-79,457.19-23,393.98

Finding the Fourth Proportional to 52,990.12, 79,457.19 and 23,393.98

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Solution

The fourth proportional to 52,990.12, 79,457.19 and 23,393.98 is: 35,078.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990.12 : 79,457.19 = 23,393.98 : x
  2. Step 2: Convert to fraction form
    52,990.12/79,457.19 = 23,393.98/x
  3. Step 3: Cross multiply
    52,990.12x = 79,457.19 × 23,393.98
  4. Step 4: Simplify right side
    52,990.12x = 1,858,819,913.72
  5. Step 5: Solve for x
    x = 1,858,819,913.72/52,990.12
  6. Step 6: Final answer
    x = 35,078.61

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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.