Home / 13,199.21-19,784.95-4,873.92

Finding the Fourth Proportional to 13,199.21, 19,784.95 and 4,873.92

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Solution

The fourth proportional to 13,199.21, 19,784.95 and 4,873.92 is: 7,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,199.21 : 19,784.95 = 4,873.92 : x
  2. Step 2: Convert to fraction form
    13,199.21/19,784.95 = 4,873.92/x
  3. Step 3: Cross multiply
    13,199.21x = 19,784.95 × 4,873.92
  4. Step 4: Simplify right side
    13,199.21x = 96,430,263.50
  5. Step 5: Solve for x
    x = 96,430,263.50/13,199.21
  6. Step 6: Final answer
    x = 7,305.76

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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.