Home / 13,284.56-19,916.51-8,594.66

Finding the Fourth Proportional to 13,284.56, 19,916.51 and 8,594.66

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Solution

The fourth proportional to 13,284.56, 19,916.51 and 8,594.66 is: 12,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284.56 : 19,916.51 = 8,594.66 : x
  2. Step 2: Convert to fraction form
    13,284.56/19,916.51 = 8,594.66/x
  3. Step 3: Cross multiply
    13,284.56x = 19,916.51 × 8,594.66
  4. Step 4: Simplify right side
    13,284.56x = 171,175,560.56
  5. Step 5: Solve for x
    x = 171,175,560.56/13,284.56
  6. Step 6: Final answer
    x = 12,885.30

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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.