Home / 13,081.59-19,623.29-4,322.66

Finding the Fourth Proportional to 13,081.59, 19,623.29 and 4,322.66

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Solution

The fourth proportional to 13,081.59, 19,623.29 and 4,322.66 is: 6,484.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081.59 : 19,623.29 = 4,322.66 : x
  2. Step 2: Convert to fraction form
    13,081.59/19,623.29 = 4,322.66/x
  3. Step 3: Cross multiply
    13,081.59x = 19,623.29 × 4,322.66
  4. Step 4: Simplify right side
    13,081.59x = 84,824,691.02
  5. Step 5: Solve for x
    x = 84,824,691.02/13,081.59
  6. Step 6: Final answer
    x = 6,484.28

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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.