Home / 13,261.81-19,892.19-4,496.74

Finding the Fourth Proportional to 13,261.81, 19,892.19 and 4,496.74

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Solution

The fourth proportional to 13,261.81, 19,892.19 and 4,496.74 is: 6,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261.81 : 19,892.19 = 4,496.74 : x
  2. Step 2: Convert to fraction form
    13,261.81/19,892.19 = 4,496.74/x
  3. Step 3: Cross multiply
    13,261.81x = 19,892.19 × 4,496.74
  4. Step 4: Simplify right side
    13,261.81x = 89,450,006.46
  5. Step 5: Solve for x
    x = 89,450,006.46/13,261.81
  6. Step 6: Final answer
    x = 6,744.93

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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.