Home / 34,701.48-47,885.11-20,359.82

Finding the Fourth Proportional to 34,701.48, 47,885.11 and 20,359.82

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Solution

The fourth proportional to 34,701.48, 47,885.11 and 20,359.82 is: 28,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,701.48 : 47,885.11 = 20,359.82 : x
  2. Step 2: Convert to fraction form
    34,701.48/47,885.11 = 20,359.82/x
  3. Step 3: Cross multiply
    34,701.48x = 47,885.11 × 20,359.82
  4. Step 4: Simplify right side
    34,701.48x = 974,932,289.09
  5. Step 5: Solve for x
    x = 974,932,289.09/34,701.48
  6. Step 6: Final answer
    x = 28,094.83

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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.