Home / 34,941.66-48,212.91-20,606

Finding the Fourth Proportional to 34,941.66, 48,212.91 and 20,606

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Solution

The fourth proportional to 34,941.66, 48,212.91 and 20,606 is: 28,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,941.66 : 48,212.91 = 20,606 : x
  2. Step 2: Convert to fraction form
    34,941.66/48,212.91 = 20,606/x
  3. Step 3: Cross multiply
    34,941.66x = 48,212.91 × 20,606
  4. Step 4: Simplify right side
    34,941.66x = 993,475,223.46
  5. Step 5: Solve for x
    x = 993,475,223.46/34,941.66
  6. Step 6: Final answer
    x = 28,432.40

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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.