Home / 14,434.44-19,915.11-8,384.10

Finding the Fourth Proportional to 14,434.44, 19,915.11 and 8,384.10

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Solution

The fourth proportional to 14,434.44, 19,915.11 and 8,384.10 is: 11,567.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,434.44 : 19,915.11 = 8,384.10 : x
  2. Step 2: Convert to fraction form
    14,434.44/19,915.11 = 8,384.10/x
  3. Step 3: Cross multiply
    14,434.44x = 19,915.11 × 8,384.10
  4. Step 4: Simplify right side
    14,434.44x = 166,970,273.75
  5. Step 5: Solve for x
    x = 166,970,273.75/14,434.44
  6. Step 6: Final answer
    x = 11,567.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.