Home / 19,369.84-29,053.12-6,218.68

Finding the Fourth Proportional to 19,369.84, 29,053.12 and 6,218.68

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Solution

The fourth proportional to 19,369.84, 29,053.12 and 6,218.68 is: 9,327.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369.84 : 29,053.12 = 6,218.68 : x
  2. Step 2: Convert to fraction form
    19,369.84/29,053.12 = 6,218.68/x
  3. Step 3: Cross multiply
    19,369.84x = 29,053.12 × 6,218.68
  4. Step 4: Simplify right side
    19,369.84x = 180,672,056.28
  5. Step 5: Solve for x
    x = 180,672,056.28/19,369.84
  6. Step 6: Final answer
    x = 9,327.49

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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.