Home / 61,429.27-92,148.10-20,886.27

Finding the Fourth Proportional to 61,429.27, 92,148.10 and 20,886.27

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Solution

The fourth proportional to 61,429.27, 92,148.10 and 20,886.27 is: 31,330.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,429.27 : 92,148.10 = 20,886.27 : x
  2. Step 2: Convert to fraction form
    61,429.27/92,148.10 = 20,886.27/x
  3. Step 3: Cross multiply
    61,429.27x = 92,148.10 × 20,886.27
  4. Step 4: Simplify right side
    61,429.27x = 1,924,630,217.15
  5. Step 5: Solve for x
    x = 1,924,630,217.15/61,429.27
  6. Step 6: Final answer
    x = 31,330.83

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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.