Home / 13,699.27-20,544.05-4,931.83

Finding the Fourth Proportional to 13,699.27, 20,544.05 and 4,931.83

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Solution

The fourth proportional to 13,699.27, 20,544.05 and 4,931.83 is: 7,396.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,699.27 : 20,544.05 = 4,931.83 : x
  2. Step 2: Convert to fraction form
    13,699.27/20,544.05 = 4,931.83/x
  3. Step 3: Cross multiply
    13,699.27x = 20,544.05 × 4,931.83
  4. Step 4: Simplify right side
    13,699.27x = 101,319,737.45
  5. Step 5: Solve for x
    x = 101,319,737.45/13,699.27
  6. Step 6: Final answer
    x = 7,396.00

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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.