Home / 34,727.16-52,090.35-8,431.89

Finding the Fourth Proportional to 34,727.16, 52,090.35 and 8,431.89

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Solution

The fourth proportional to 34,727.16, 52,090.35 and 8,431.89 is: 12,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,727.16 : 52,090.35 = 8,431.89 : x
  2. Step 2: Convert to fraction form
    34,727.16/52,090.35 = 8,431.89/x
  3. Step 3: Cross multiply
    34,727.16x = 52,090.35 × 8,431.89
  4. Step 4: Simplify right side
    34,727.16x = 439,220,101.26
  5. Step 5: Solve for x
    x = 439,220,101.26/34,727.16
  6. Step 6: Final answer
    x = 12,647.74

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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.