Home / 13,476.64-20,219.80-4,712.84

Finding the Fourth Proportional to 13,476.64, 20,219.80 and 4,712.84

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Solution

The fourth proportional to 13,476.64, 20,219.80 and 4,712.84 is: 7,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.64 : 20,219.80 = 4,712.84 : x
  2. Step 2: Convert to fraction form
    13,476.64/20,219.80 = 4,712.84/x
  3. Step 3: Cross multiply
    13,476.64x = 20,219.80 × 4,712.84
  4. Step 4: Simplify right side
    13,476.64x = 95,292,682.23
  5. Step 5: Solve for x
    x = 95,292,682.23/13,476.64
  6. Step 6: Final answer
    x = 7,070.95

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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.