Home / 13,294.50-19,931.85-5,796.64

Finding the Fourth Proportional to 13,294.50, 19,931.85 and 5,796.64

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Solution

The fourth proportional to 13,294.50, 19,931.85 and 5,796.64 is: 8,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.50 : 19,931.85 = 5,796.64 : x
  2. Step 2: Convert to fraction form
    13,294.50/19,931.85 = 5,796.64/x
  3. Step 3: Cross multiply
    13,294.50x = 19,931.85 × 5,796.64
  4. Step 4: Simplify right side
    13,294.50x = 115,537,758.98
  5. Step 5: Solve for x
    x = 115,537,758.98/13,294.50
  6. Step 6: Final answer
    x = 8,690.64

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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.