Home / 34,740.86-52,123.84-13,669.29

Finding the Fourth Proportional to 34,740.86, 52,123.84 and 13,669.29

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Solution

The fourth proportional to 34,740.86, 52,123.84 and 13,669.29 is: 20,508.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,740.86 : 52,123.84 = 13,669.29 : x
  2. Step 2: Convert to fraction form
    34,740.86/52,123.84 = 13,669.29/x
  3. Step 3: Cross multiply
    34,740.86x = 52,123.84 × 13,669.29
  4. Step 4: Simplify right side
    34,740.86x = 712,495,850.70
  5. Step 5: Solve for x
    x = 712,495,850.70/34,740.86
  6. Step 6: Final answer
    x = 20,508.87

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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.