Home / 13,397.80-20,094.72-3,537.77

Finding the Fourth Proportional to 13,397.80, 20,094.72 and 3,537.77

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Solution

The fourth proportional to 13,397.80, 20,094.72 and 3,537.77 is: 5,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397.80 : 20,094.72 = 3,537.77 : x
  2. Step 2: Convert to fraction form
    13,397.80/20,094.72 = 3,537.77/x
  3. Step 3: Cross multiply
    13,397.80x = 20,094.72 × 3,537.77
  4. Step 4: Simplify right side
    13,397.80x = 71,090,397.10
  5. Step 5: Solve for x
    x = 71,090,397.10/13,397.80
  6. Step 6: Final answer
    x = 5,306.13

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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.