Home / 13,931.75-20,897.62-6,027.79

Finding the Fourth Proportional to 13,931.75, 20,897.62 and 6,027.79

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Solution

The fourth proportional to 13,931.75, 20,897.62 and 6,027.79 is: 9,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,931.75 : 20,897.62 = 6,027.79 : x
  2. Step 2: Convert to fraction form
    13,931.75/20,897.62 = 6,027.79/x
  3. Step 3: Cross multiply
    13,931.75x = 20,897.62 × 6,027.79
  4. Step 4: Simplify right side
    13,931.75x = 125,966,464.86
  5. Step 5: Solve for x
    x = 125,966,464.86/13,931.75
  6. Step 6: Final answer
    x = 9,041.68

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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.